Home / 331,184.88-496,432.26-153,545.40

Finding the Fourth Proportional to 331,184.88, 496,432.26 and 153,545.40

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Solution

The fourth proportional to 331,184.88, 496,432.26 and 153,545.40 is: 230,158.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,184.88 : 496,432.26 = 153,545.40 : x
  2. Step 2: Convert to fraction form
    331,184.88/496,432.26 = 153,545.40/x
  3. Step 3: Cross multiply
    331,184.88x = 496,432.26 × 153,545.40
  4. Step 4: Simplify right side
    331,184.88x = 76,224,889,934.60
  5. Step 5: Solve for x
    x = 76,224,889,934.60/331,184.88
  6. Step 6: Final answer
    x = 230,158.12

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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.