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Finding the Fourth Proportional to 488,047.90, 732,004.35 and 151,320.10

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Solution

The fourth proportional to 488,047.90, 732,004.35 and 151,320.10 is: 226,959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,047.90 : 732,004.35 = 151,320.10 : x
  2. Step 2: Convert to fraction form
    488,047.90/732,004.35 = 151,320.10/x
  3. Step 3: Cross multiply
    488,047.90x = 732,004.35 × 151,320.10
  4. Step 4: Simplify right side
    488,047.90x = 110,766,971,442.44
  5. Step 5: Solve for x
    x = 110,766,971,442.44/488,047.90
  6. Step 6: Final answer
    x = 226,959.22

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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.