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Finding the Fourth Proportional to 555,689.76, 834,551.52 and 508,844.16

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Solution

The fourth proportional to 555,689.76, 834,551.52 and 508,844.16 is: 764,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,689.76 : 834,551.52 = 508,844.16 : x
  2. Step 2: Convert to fraction form
    555,689.76/834,551.52 = 508,844.16/x
  3. Step 3: Cross multiply
    555,689.76x = 834,551.52 × 508,844.16
  4. Step 4: Simplify right side
    555,689.76x = 424,656,667,171.12
  5. Step 5: Solve for x
    x = 424,656,667,171.12/555,689.76
  6. Step 6: Final answer
    x = 764,197.40

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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.