Home / 756,008.91-1,134,234.90-223,543.80

Finding the Fourth Proportional to 756,008.91, 1,134,234.90 and 223,543.80

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Solution

The fourth proportional to 756,008.91, 1,134,234.90 and 223,543.80 is: 335,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,008.91 : 1,134,234.90 = 223,543.80 : x
  2. Step 2: Convert to fraction form
    756,008.91/1,134,234.90 = 223,543.80/x
  3. Step 3: Cross multiply
    756,008.91x = 1,134,234.90 × 223,543.80
  4. Step 4: Simplify right side
    756,008.91x = 253,551,179,638.62
  5. Step 5: Solve for x
    x = 253,551,179,638.62/756,008.91
  6. Step 6: Final answer
    x = 335,381.21

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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.