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Finding the Fourth Proportional to 652,125.12, 978,334.92 and 231,401.04

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Solution

The fourth proportional to 652,125.12, 978,334.92 and 231,401.04 is: 347,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,125.12 : 978,334.92 = 231,401.04 : x
  2. Step 2: Convert to fraction form
    652,125.12/978,334.92 = 231,401.04/x
  3. Step 3: Cross multiply
    652,125.12x = 978,334.92 × 231,401.04
  4. Step 4: Simplify right side
    652,125.12x = 226,387,717,956.32
  5. Step 5: Solve for x
    x = 226,387,717,956.32/652,125.12
  6. Step 6: Final answer
    x = 347,153.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.