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Finding the Fourth Proportional to 488,471.10, 732,706.65 and 329,038.80

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Solution

The fourth proportional to 488,471.10, 732,706.65 and 329,038.80 is: 493,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,471.10 : 732,706.65 = 329,038.80 : x
  2. Step 2: Convert to fraction form
    488,471.10/732,706.65 = 329,038.80/x
  3. Step 3: Cross multiply
    488,471.10x = 732,706.65 × 329,038.80
  4. Step 4: Simplify right side
    488,471.10x = 241,088,916,868.02
  5. Step 5: Solve for x
    x = 241,088,916,868.02/488,471.10
  6. Step 6: Final answer
    x = 493,558.20

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Similar ratio
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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.