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Finding the Fourth Proportional to 488,331.60, 732,497.40 and 252,135.60

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Solution

The fourth proportional to 488,331.60, 732,497.40 and 252,135.60 is: 378,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,331.60 : 732,497.40 = 252,135.60 : x
  2. Step 2: Convert to fraction form
    488,331.60/732,497.40 = 252,135.60/x
  3. Step 3: Cross multiply
    488,331.60x = 732,497.40 × 252,135.60
  4. Step 4: Simplify right side
    488,331.60x = 184,688,671,447.44
  5. Step 5: Solve for x
    x = 184,688,671,447.44/488,331.60
  6. Step 6: Final answer
    x = 378,203.40

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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.