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Finding the Fourth Proportional to 322,124.76, 483,191.88 and 97,487.40

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Solution

The fourth proportional to 322,124.76, 483,191.88 and 97,487.40 is: 146,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,124.76 : 483,191.88 = 97,487.40 : x
  2. Step 2: Convert to fraction form
    322,124.76/483,191.88 = 97,487.40/x
  3. Step 3: Cross multiply
    322,124.76x = 483,191.88 × 97,487.40
  4. Step 4: Simplify right side
    322,124.76x = 47,105,120,082.31
  5. Step 5: Solve for x
    x = 47,105,120,082.31/322,124.76
  6. Step 6: Final answer
    x = 146,232.53

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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.