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Finding the Fourth Proportional to 502,838.29, 754,731.47 and 183,299.01

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Solution

The fourth proportional to 502,838.29, 754,731.47 and 183,299.01 is: 275,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,838.29 : 754,731.47 = 183,299.01 : x
  2. Step 2: Convert to fraction form
    502,838.29/754,731.47 = 183,299.01/x
  3. Step 3: Cross multiply
    502,838.29x = 754,731.47 × 183,299.01
  4. Step 4: Simplify right side
    502,838.29x = 138,341,531,266.85
  5. Step 5: Solve for x
    x = 138,341,531,266.85/502,838.29
  6. Step 6: Final answer
    x = 275,121.31

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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.