Home / 942,921.92-1,301,232.18-513,205.13

Finding the Fourth Proportional to 942,921.92, 1,301,232.18 and 513,205.13

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Solution

The fourth proportional to 942,921.92, 1,301,232.18 and 513,205.13 is: 708,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,921.92 : 1,301,232.18 = 513,205.13 : x
  2. Step 2: Convert to fraction form
    942,921.92/1,301,232.18 = 513,205.13/x
  3. Step 3: Cross multiply
    942,921.92x = 1,301,232.18 × 513,205.13
  4. Step 4: Simplify right side
    942,921.92x = 667,799,030,097.08
  5. Step 5: Solve for x
    x = 667,799,030,097.08/942,921.92
  6. Step 6: Final answer
    x = 708,223.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.