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Finding the Fourth Proportional to 488,647.68, 731,973.68 and 251,492.13

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Solution

The fourth proportional to 488,647.68, 731,973.68 and 251,492.13 is: 376,724.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,647.68 : 731,973.68 = 251,492.13 : x
  2. Step 2: Convert to fraction form
    488,647.68/731,973.68 = 251,492.13/x
  3. Step 3: Cross multiply
    488,647.68x = 731,973.68 × 251,492.13
  4. Step 4: Simplify right side
    488,647.68x = 184,085,616,227.27
  5. Step 5: Solve for x
    x = 184,085,616,227.27/488,647.68
  6. Step 6: Final answer
    x = 376,724.63

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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.