Home / 1,011,217.28-1,516,831.79-337,296.87

Finding the Fourth Proportional to 1,011,217.28, 1,516,831.79 and 337,296.87

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Solution

The fourth proportional to 1,011,217.28, 1,516,831.79 and 337,296.87 is: 505,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,217.28 : 1,516,831.79 = 337,296.87 : x
  2. Step 2: Convert to fraction form
    1,011,217.28/1,516,831.79 = 337,296.87/x
  3. Step 3: Cross multiply
    1,011,217.28x = 1,516,831.79 × 337,296.87
  4. Step 4: Simplify right side
    1,011,217.28x = 511,622,613,397.01
  5. Step 5: Solve for x
    x = 511,622,613,397.01/1,011,217.28
  6. Step 6: Final answer
    x = 505,947.26

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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.