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Finding the Fourth Proportional to 566,257.80, 849,391.02 and 206,686.38

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Solution

The fourth proportional to 566,257.80, 849,391.02 and 206,686.38 is: 310,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,257.80 : 849,391.02 = 206,686.38 : x
  2. Step 2: Convert to fraction form
    566,257.80/849,391.02 = 206,686.38/x
  3. Step 3: Cross multiply
    566,257.80x = 849,391.02 × 206,686.38
  4. Step 4: Simplify right side
    566,257.80x = 175,557,555,128.31
  5. Step 5: Solve for x
    x = 175,557,555,128.31/566,257.80
  6. Step 6: Final answer
    x = 310,031.15

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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.