Home / 331,669.26-457,704.90-180,766.26

Finding the Fourth Proportional to 331,669.26, 457,704.90 and 180,766.26

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Solution

The fourth proportional to 331,669.26, 457,704.90 and 180,766.26 is: 249,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,669.26 : 457,704.90 = 180,766.26 : x
  2. Step 2: Convert to fraction form
    331,669.26/457,704.90 = 180,766.26/x
  3. Step 3: Cross multiply
    331,669.26x = 457,704.90 × 180,766.26
  4. Step 4: Simplify right side
    331,669.26x = 82,737,602,956.67
  5. Step 5: Solve for x
    x = 82,737,602,956.67/331,669.26
  6. Step 6: Final answer
    x = 249,458.16

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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.