Home / 331,446.25-457,395.83-180,543.25

Finding the Fourth Proportional to 331,446.25, 457,395.83 and 180,543.25

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Solution

The fourth proportional to 331,446.25, 457,395.83 and 180,543.25 is: 249,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,446.25 : 457,395.83 = 180,543.25 : x
  2. Step 2: Convert to fraction form
    331,446.25/457,395.83 = 180,543.25/x
  3. Step 3: Cross multiply
    331,446.25x = 457,395.83 × 180,543.25
  4. Step 4: Simplify right side
    331,446.25x = 82,579,729,684.65
  5. Step 5: Solve for x
    x = 82,579,729,684.65/331,446.25
  6. Step 6: Final answer
    x = 249,149.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.