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Finding the Fourth Proportional to 453,675.44, 625,023.96 and 326,130.32

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Solution

The fourth proportional to 453,675.44, 625,023.96 and 326,130.32 is: 449,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,675.44 : 625,023.96 = 326,130.32 : x
  2. Step 2: Convert to fraction form
    453,675.44/625,023.96 = 326,130.32/x
  3. Step 3: Cross multiply
    453,675.44x = 625,023.96 × 326,130.32
  4. Step 4: Simplify right side
    453,675.44x = 203,839,264,082.47
  5. Step 5: Solve for x
    x = 203,839,264,082.47/453,675.44
  6. Step 6: Final answer
    x = 449,306.37

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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.