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Finding the Fourth Proportional to 488,080.40, 732,053.10 and 151,352.60

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Solution

The fourth proportional to 488,080.40, 732,053.10 and 151,352.60 is: 227,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,080.40 : 732,053.10 = 151,352.60 : x
  2. Step 2: Convert to fraction form
    488,080.40/732,053.10 = 151,352.60/x
  3. Step 3: Cross multiply
    488,080.40x = 732,053.10 × 151,352.60
  4. Step 4: Simplify right side
    488,080.40x = 110,798,140,023.06
  5. Step 5: Solve for x
    x = 110,798,140,023.06/488,080.40
  6. Step 6: Final answer
    x = 227,007.97

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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.