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Finding the Fourth Proportional to 675,796.66, 1,013,668.76 and 249,147.97

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Solution

The fourth proportional to 675,796.66, 1,013,668.76 and 249,147.97 is: 373,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,796.66 : 1,013,668.76 = 249,147.97 : x
  2. Step 2: Convert to fraction form
    675,796.66/1,013,668.76 = 249,147.97/x
  3. Step 3: Cross multiply
    675,796.66x = 1,013,668.76 × 249,147.97
  4. Step 4: Simplify right side
    675,796.66x = 252,553,511,895.12
  5. Step 5: Solve for x
    x = 252,553,511,895.12/675,796.66
  6. Step 6: Final answer
    x = 373,712.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.