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Finding the Fourth Proportional to 488,206.44, 732,388.64 and 151,167.87

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Solution

The fourth proportional to 488,206.44, 732,388.64 and 151,167.87 is: 226,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,206.44 : 732,388.64 = 151,167.87 : x
  2. Step 2: Convert to fraction form
    488,206.44/732,388.64 = 151,167.87/x
  3. Step 3: Cross multiply
    488,206.44x = 732,388.64 × 151,167.87
  4. Step 4: Simplify right side
    488,206.44x = 110,713,629,965.16
  5. Step 5: Solve for x
    x = 110,713,629,965.16/488,206.44
  6. Step 6: Final answer
    x = 226,776.26

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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.