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Finding the Fourth Proportional to 637,290.80, 955,934.84 and 188,326.96

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Solution

The fourth proportional to 637,290.80, 955,934.84 and 188,326.96 is: 282,490.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,290.80 : 955,934.84 = 188,326.96 : x
  2. Step 2: Convert to fraction form
    637,290.80/955,934.84 = 188,326.96/x
  3. Step 3: Cross multiply
    637,290.80x = 955,934.84 × 188,326.96
  4. Step 4: Simplify right side
    637,290.80x = 180,028,302,375.29
  5. Step 5: Solve for x
    x = 180,028,302,375.29/637,290.80
  6. Step 6: Final answer
    x = 282,490.04

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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.