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Finding the Fourth Proportional to 322,522.52, 483,802.22 and 97,890.28

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Solution

The fourth proportional to 322,522.52, 483,802.22 and 97,890.28 is: 146,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,522.52 : 483,802.22 = 97,890.28 : x
  2. Step 2: Convert to fraction form
    322,522.52/483,802.22 = 97,890.28/x
  3. Step 3: Cross multiply
    322,522.52x = 483,802.22 × 97,890.28
  4. Step 4: Simplify right side
    322,522.52x = 47,359,534,780.42
  5. Step 5: Solve for x
    x = 47,359,534,780.42/322,522.52
  6. Step 6: Final answer
    x = 146,841.02

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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.