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Finding the Fourth Proportional to 452,999.58, 625,139.82 and 249,053.97

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Solution

The fourth proportional to 452,999.58, 625,139.82 and 249,053.97 is: 343,694.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,999.58 : 625,139.82 = 249,053.97 : x
  2. Step 2: Convert to fraction form
    452,999.58/625,139.82 = 249,053.97/x
  3. Step 3: Cross multiply
    452,999.58x = 625,139.82 × 249,053.97
  4. Step 4: Simplify right side
    452,999.58x = 155,693,549,605.12
  5. Step 5: Solve for x
    x = 155,693,549,605.12/452,999.58
  6. Step 6: Final answer
    x = 343,694.69

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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.