Home / 304,763.10-457,377.92-136,218.30

Finding the Fourth Proportional to 304,763.10, 457,377.92 and 136,218.30

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Solution

The fourth proportional to 304,763.10, 457,377.92 and 136,218.30 is: 204,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,763.10 : 457,377.92 = 136,218.30 : x
  2. Step 2: Convert to fraction form
    304,763.10/457,377.92 = 136,218.30/x
  3. Step 3: Cross multiply
    304,763.10x = 457,377.92 × 136,218.30
  4. Step 4: Simplify right side
    304,763.10x = 62,303,242,719.94
  5. Step 5: Solve for x
    x = 62,303,242,719.94/304,763.10
  6. Step 6: Final answer
    x = 204,431.71

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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.