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Finding the Fourth Proportional to 492,598.60, 738,905.16 and 325,191.04

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Solution

The fourth proportional to 492,598.60, 738,905.16 and 325,191.04 is: 487,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,598.60 : 738,905.16 = 325,191.04 : x
  2. Step 2: Convert to fraction form
    492,598.60/738,905.16 = 325,191.04/x
  3. Step 3: Cross multiply
    492,598.60x = 738,905.16 × 325,191.04
  4. Step 4: Simplify right side
    492,598.60x = 240,285,337,441.77
  5. Step 5: Solve for x
    x = 240,285,337,441.77/492,598.60
  6. Step 6: Final answer
    x = 487,791.35

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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.