Home / 934,829.28-1,403,549.64-479,738.88

Finding the Fourth Proportional to 934,829.28, 1,403,549.64 and 479,738.88

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Solution

The fourth proportional to 934,829.28, 1,403,549.64 and 479,738.88 is: 720,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,829.28 : 1,403,549.64 = 479,738.88 : x
  2. Step 2: Convert to fraction form
    934,829.28/1,403,549.64 = 479,738.88/x
  3. Step 3: Cross multiply
    934,829.28x = 1,403,549.64 × 479,738.88
  4. Step 4: Simplify right side
    934,829.28x = 673,337,332,318.00
  5. Step 5: Solve for x
    x = 673,337,332,318.00/934,829.28
  6. Step 6: Final answer
    x = 720,278.39

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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.