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Finding the Fourth Proportional to 502,877.40, 754,790.16 and 183,338.28

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Solution

The fourth proportional to 502,877.40, 754,790.16 and 183,338.28 is: 275,180.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,877.40 : 754,790.16 = 183,338.28 : x
  2. Step 2: Convert to fraction form
    502,877.40/754,790.16 = 183,338.28/x
  3. Step 3: Cross multiply
    502,877.40x = 754,790.16 × 183,338.28
  4. Step 4: Simplify right side
    502,877.40x = 138,381,929,695.33
  5. Step 5: Solve for x
    x = 138,381,929,695.33/502,877.40
  6. Step 6: Final answer
    x = 275,180.25

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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.