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Finding the Fourth Proportional to 488,363.13, 732,572.37 and 151,451.66

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Solution

The fourth proportional to 488,363.13, 732,572.37 and 151,451.66 is: 227,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,363.13 : 732,572.37 = 151,451.66 : x
  2. Step 2: Convert to fraction form
    488,363.13/732,572.37 = 151,451.66/x
  3. Step 3: Cross multiply
    488,363.13x = 732,572.37 × 151,451.66
  4. Step 4: Simplify right side
    488,363.13x = 110,949,303,338.07
  5. Step 5: Solve for x
    x = 110,949,303,338.07/488,363.13
  6. Step 6: Final answer
    x = 227,186.08

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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.