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Finding the Fourth Proportional to 555,600, 834,507.09 and 524,265.78

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Solution

The fourth proportional to 555,600, 834,507.09 and 524,265.78 is: 787,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,600 : 834,507.09 = 524,265.78 : x
  2. Step 2: Convert to fraction form
    555,600/834,507.09 = 524,265.78/x
  3. Step 3: Cross multiply
    555,600x = 834,507.09 × 524,265.78
  4. Step 4: Simplify right side
    555,600x = 437,503,510,454.38
  5. Step 5: Solve for x
    x = 437,503,510,454.38/555,600
  6. Step 6: Final answer
    x = 787,443.32

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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.