Home / 746,969.40-1,120,308.30-248,333.40

Finding the Fourth Proportional to 746,969.40, 1,120,308.30 and 248,333.40

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Solution

The fourth proportional to 746,969.40, 1,120,308.30 and 248,333.40 is: 372,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,969.40 : 1,120,308.30 = 248,333.40 : x
  2. Step 2: Convert to fraction form
    746,969.40/1,120,308.30 = 248,333.40/x
  3. Step 3: Cross multiply
    746,969.40x = 1,120,308.30 × 248,333.40
  4. Step 4: Simplify right side
    746,969.40x = 278,209,969,187.22
  5. Step 5: Solve for x
    x = 278,209,969,187.22/746,969.40
  6. Step 6: Final answer
    x = 372,451.63

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Double scale
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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.