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Finding the Fourth Proportional to 452,953.88, 625,084.30 and 249,013.36

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Solution

The fourth proportional to 452,953.88, 625,084.30 and 249,013.36 is: 343,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,953.88 : 625,084.30 = 249,013.36 : x
  2. Step 2: Convert to fraction form
    452,953.88/625,084.30 = 249,013.36/x
  3. Step 3: Cross multiply
    452,953.88x = 625,084.30 × 249,013.36
  4. Step 4: Simplify right side
    452,953.88x = 155,654,341,826.25
  5. Step 5: Solve for x
    x = 155,654,341,826.25/452,953.88
  6. Step 6: Final answer
    x = 343,642.80

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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.