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Finding the Fourth Proportional to 488,904.66, 731,257.47 and 435,250.26

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Solution

The fourth proportional to 488,904.66, 731,257.47 and 435,250.26 is: 651,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,904.66 : 731,257.47 = 435,250.26 : x
  2. Step 2: Convert to fraction form
    488,904.66/731,257.47 = 435,250.26/x
  3. Step 3: Cross multiply
    488,904.66x = 731,257.47 × 435,250.26
  4. Step 4: Simplify right side
    488,904.66x = 318,280,003,944.44
  5. Step 5: Solve for x
    x = 318,280,003,944.44/488,904.66
  6. Step 6: Final answer
    x = 651,006.28

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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.