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Finding the Fourth Proportional to 453,404.59, 625,689.77 and 249,450.44

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Solution

The fourth proportional to 453,404.59, 625,689.77 and 249,450.44 is: 344,236.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,404.59 : 625,689.77 = 249,450.44 : x
  2. Step 2: Convert to fraction form
    453,404.59/625,689.77 = 249,450.44/x
  3. Step 3: Cross multiply
    453,404.59x = 625,689.77 × 249,450.44
  4. Step 4: Simplify right side
    453,404.59x = 156,078,584,054.30
  5. Step 5: Solve for x
    x = 156,078,584,054.30/453,404.59
  6. Step 6: Final answer
    x = 344,236.89

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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.