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Finding the Fourth Proportional to 453,167.76, 625,194.52 and 259,471.96

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Solution

The fourth proportional to 453,167.76, 625,194.52 and 259,471.96 is: 357,969.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,167.76 : 625,194.52 = 259,471.96 : x
  2. Step 2: Convert to fraction form
    453,167.76/625,194.52 = 259,471.96/x
  3. Step 3: Cross multiply
    453,167.76x = 625,194.52 × 259,471.96
  4. Step 4: Simplify right side
    453,167.76x = 162,220,447,485.66
  5. Step 5: Solve for x
    x = 162,220,447,485.66/453,167.76
  6. Step 6: Final answer
    x = 357,969.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.