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Finding the Fourth Proportional to 323,337.71, 484,795.31 and 154,852.55

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Solution

The fourth proportional to 323,337.71, 484,795.31 and 154,852.55 is: 232,177.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,337.71 : 484,795.31 = 154,852.55 : x
  2. Step 2: Convert to fraction form
    323,337.71/484,795.31 = 154,852.55/x
  3. Step 3: Cross multiply
    323,337.71x = 484,795.31 × 154,852.55
  4. Step 4: Simplify right side
    323,337.71x = 75,071,789,981.54
  5. Step 5: Solve for x
    x = 75,071,789,981.54/323,337.71
  6. Step 6: Final answer
    x = 232,177.65

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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.