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Finding the Fourth Proportional to 301,627.59, 452,340.92 and 121,666.54

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Solution

The fourth proportional to 301,627.59, 452,340.92 and 121,666.54 is: 182,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,627.59 : 452,340.92 = 121,666.54 : x
  2. Step 2: Convert to fraction form
    301,627.59/452,340.92 = 121,666.54/x
  3. Step 3: Cross multiply
    301,627.59x = 452,340.92 × 121,666.54
  4. Step 4: Simplify right side
    301,627.59x = 55,034,753,810.13
  5. Step 5: Solve for x
    x = 55,034,753,810.13/301,627.59
  6. Step 6: Final answer
    x = 182,459.28

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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.