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Finding the Fourth Proportional to 502,879.59, 754,319.39 and 147,893.63

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Solution

The fourth proportional to 502,879.59, 754,319.39 and 147,893.63 is: 221,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,879.59 : 754,319.39 = 147,893.63 : x
  2. Step 2: Convert to fraction form
    502,879.59/754,319.39 = 147,893.63/x
  3. Step 3: Cross multiply
    502,879.59x = 754,319.39 × 147,893.63
  4. Step 4: Simplify right side
    502,879.59x = 111,559,028,255.42
  5. Step 5: Solve for x
    x = 111,559,028,255.42/502,879.59
  6. Step 6: Final answer
    x = 221,840.44

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Similar ratio
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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.