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Finding the Fourth Proportional to 488,421.22, 732,700.63 and 151,489.26

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Solution

The fourth proportional to 488,421.22, 732,700.63 and 151,489.26 is: 227,255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,421.22 : 732,700.63 = 151,489.26 : x
  2. Step 2: Convert to fraction form
    488,421.22/732,700.63 = 151,489.26/x
  3. Step 3: Cross multiply
    488,421.22x = 732,700.63 × 151,489.26
  4. Step 4: Simplify right side
    488,421.22x = 110,996,278,609.14
  5. Step 5: Solve for x
    x = 110,996,278,609.14/488,421.22
  6. Step 6: Final answer
    x = 227,255.24

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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.