Home / 746,744.40-1,120,116.60-248,108.40

Finding the Fourth Proportional to 746,744.40, 1,120,116.60 and 248,108.40

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Solution

The fourth proportional to 746,744.40, 1,120,116.60 and 248,108.40 is: 372,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,744.40 : 1,120,116.60 = 248,108.40 : x
  2. Step 2: Convert to fraction form
    746,744.40/1,120,116.60 = 248,108.40/x
  3. Step 3: Cross multiply
    746,744.40x = 1,120,116.60 × 248,108.40
  4. Step 4: Simplify right side
    746,744.40x = 277,910,337,439.44
  5. Step 5: Solve for x
    x = 277,910,337,439.44/746,744.40
  6. Step 6: Final answer
    x = 372,162.60

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Half scale
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Double scale
Find fourth proportional to 746,745.40, 1,120,118.10 and 248,109.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.