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Finding the Fourth Proportional to 537,662.60, 806,492.92 and 158,849.44

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Solution

The fourth proportional to 537,662.60, 806,492.92 and 158,849.44 is: 238,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,662.60 : 806,492.92 = 158,849.44 : x
  2. Step 2: Convert to fraction form
    537,662.60/806,492.92 = 158,849.44/x
  3. Step 3: Cross multiply
    537,662.60x = 806,492.92 × 158,849.44
  4. Step 4: Simplify right side
    537,662.60x = 128,110,948,705.97
  5. Step 5: Solve for x
    x = 128,110,948,705.97/537,662.60
  6. Step 6: Final answer
    x = 238,273.87

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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.