Home / 334,815.66-502,223.50-147,789.90

Finding the Fourth Proportional to 334,815.66, 502,223.50 and 147,789.90

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Solution

The fourth proportional to 334,815.66, 502,223.50 and 147,789.90 is: 221,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,815.66 : 502,223.50 = 147,789.90 : x
  2. Step 2: Convert to fraction form
    334,815.66/502,223.50 = 147,789.90/x
  3. Step 3: Cross multiply
    334,815.66x = 502,223.50 × 147,789.90
  4. Step 4: Simplify right side
    334,815.66x = 74,223,560,842.65
  5. Step 5: Solve for x
    x = 74,223,560,842.65/334,815.66
  6. Step 6: Final answer
    x = 221,684.85

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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.