Home / 488,646.68-731,972.18-251,491.13

Finding the Fourth Proportional to 488,646.68, 731,972.18 and 251,491.13

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Solution

The fourth proportional to 488,646.68, 731,972.18 and 251,491.13 is: 376,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,646.68 : 731,972.18 = 251,491.13 : x
  2. Step 2: Convert to fraction form
    488,646.68/731,972.18 = 251,491.13/x
  3. Step 3: Cross multiply
    488,646.68x = 731,972.18 × 251,491.13
  4. Step 4: Simplify right side
    488,646.68x = 184,084,507,645.63
  5. Step 5: Solve for x
    x = 184,084,507,645.63/488,646.68
  6. Step 6: Final answer
    x = 376,723.14

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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.