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Finding the Fourth Proportional to 453,376.80, 625,659.97 and 249,423.33

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Solution

The fourth proportional to 453,376.80, 625,659.97 and 249,423.33 is: 344,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,376.80 : 625,659.97 = 249,423.33 : x
  2. Step 2: Convert to fraction form
    453,376.80/625,659.97 = 249,423.33/x
  3. Step 3: Cross multiply
    453,376.80x = 625,659.97 × 249,423.33
  4. Step 4: Simplify right side
    453,376.80x = 156,054,193,165.10
  5. Step 5: Solve for x
    x = 156,054,193,165.10/453,376.80
  6. Step 6: Final answer
    x = 344,204.19

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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.