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Finding the Fourth Proportional to 452,985.02, 625,103.39 and 249,034.46

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Solution

The fourth proportional to 452,985.02, 625,103.39 and 249,034.46 is: 343,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,985.02 : 625,103.39 = 249,034.46 : x
  2. Step 2: Convert to fraction form
    452,985.02/625,103.39 = 249,034.46/x
  3. Step 3: Cross multiply
    452,985.02x = 625,103.39 × 249,034.46
  4. Step 4: Simplify right side
    452,985.02x = 155,672,282,987.48
  5. Step 5: Solve for x
    x = 155,672,282,987.48/452,985.02
  6. Step 6: Final answer
    x = 343,658.79

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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.