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Finding the Fourth Proportional to 602,253.75, 903,730.55 and 269,829.75

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Solution

The fourth proportional to 602,253.75, 903,730.55 and 269,829.75 is: 404,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,253.75 : 903,730.55 = 269,829.75 : x
  2. Step 2: Convert to fraction form
    602,253.75/903,730.55 = 269,829.75/x
  3. Step 3: Cross multiply
    602,253.75x = 903,730.55 × 269,829.75
  4. Step 4: Simplify right side
    602,253.75x = 243,853,387,024.71
  5. Step 5: Solve for x
    x = 243,853,387,024.71/602,253.75
  6. Step 6: Final answer
    x = 404,901.40

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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.