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Finding the Fourth Proportional to 551,592.71, 827,436.71 and 152,233.55

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Solution

The fourth proportional to 551,592.71, 827,436.71 and 152,233.55 is: 228,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,592.71 : 827,436.71 = 152,233.55 : x
  2. Step 2: Convert to fraction form
    551,592.71/827,436.71 = 152,233.55/x
  3. Step 3: Cross multiply
    551,592.71x = 827,436.71 × 152,233.55
  4. Step 4: Simplify right side
    551,592.71x = 125,963,624,007.02
  5. Step 5: Solve for x
    x = 125,963,624,007.02/551,592.71
  6. Step 6: Final answer
    x = 228,363.47

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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.