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Finding the Fourth Proportional to 503,248.71, 754,881.57 and 148,181.97

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Solution

The fourth proportional to 503,248.71, 754,881.57 and 148,181.97 is: 222,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,248.71 : 754,881.57 = 148,181.97 : x
  2. Step 2: Convert to fraction form
    503,248.71/754,881.57 = 148,181.97/x
  3. Step 3: Cross multiply
    503,248.71x = 754,881.57 × 148,181.97
  4. Step 4: Simplify right side
    503,248.71x = 111,859,838,159.29
  5. Step 5: Solve for x
    x = 111,859,838,159.29/503,248.71
  6. Step 6: Final answer
    x = 222,275.46

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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.