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Finding the Fourth Proportional to 488,002.70, 732,004.05 and 346,285.10

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Solution

The fourth proportional to 488,002.70, 732,004.05 and 346,285.10 is: 519,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,002.70 : 732,004.05 = 346,285.10 : x
  2. Step 2: Convert to fraction form
    488,002.70/732,004.05 = 346,285.10/x
  3. Step 3: Cross multiply
    488,002.70x = 732,004.05 × 346,285.10
  4. Step 4: Simplify right side
    488,002.70x = 253,482,095,654.66
  5. Step 5: Solve for x
    x = 253,482,095,654.66/488,002.70
  6. Step 6: Final answer
    x = 519,427.65

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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.