Home / 746,999.40-1,120,353.30-248,363.40

Finding the Fourth Proportional to 746,999.40, 1,120,353.30 and 248,363.40

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Solution

The fourth proportional to 746,999.40, 1,120,353.30 and 248,363.40 is: 372,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,999.40 : 1,120,353.30 = 248,363.40 : x
  2. Step 2: Convert to fraction form
    746,999.40/1,120,353.30 = 248,363.40/x
  3. Step 3: Cross multiply
    746,999.40x = 1,120,353.30 × 248,363.40
  4. Step 4: Simplify right side
    746,999.40x = 278,254,754,789.22
  5. Step 5: Solve for x
    x = 278,254,754,789.22/746,999.40
  6. Step 6: Final answer
    x = 372,496.62

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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.