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Finding the Fourth Proportional to 453,052.82, 625,199.64 and 249,103.56

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Solution

The fourth proportional to 453,052.82, 625,199.64 and 249,103.56 is: 343,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,052.82 : 625,199.64 = 249,103.56 : x
  2. Step 2: Convert to fraction form
    453,052.82/625,199.64 = 249,103.56/x
  3. Step 3: Cross multiply
    453,052.82x = 625,199.64 × 249,103.56
  4. Step 4: Simplify right side
    453,052.82x = 155,739,456,034.72
  5. Step 5: Solve for x
    x = 155,739,456,034.72/453,052.82
  6. Step 6: Final answer
    x = 343,755.63

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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.