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Finding the Fourth Proportional to 488,575.60, 732,863.40 and 409,843.60

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Solution

The fourth proportional to 488,575.60, 732,863.40 and 409,843.60 is: 614,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,575.60 : 732,863.40 = 409,843.60 : x
  2. Step 2: Convert to fraction form
    488,575.60/732,863.40 = 409,843.60/x
  3. Step 3: Cross multiply
    488,575.60x = 732,863.40 × 409,843.60
  4. Step 4: Simplify right side
    488,575.60x = 300,359,374,164.24
  5. Step 5: Solve for x
    x = 300,359,374,164.24/488,575.60
  6. Step 6: Final answer
    x = 614,765.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.