Home / 950,124.88-1,425,318.44-319,219.12

Finding the Fourth Proportional to 950,124.88, 1,425,318.44 and 319,219.12

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Solution

The fourth proportional to 950,124.88, 1,425,318.44 and 319,219.12 is: 478,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,124.88 : 1,425,318.44 = 319,219.12 : x
  2. Step 2: Convert to fraction form
    950,124.88/1,425,318.44 = 319,219.12/x
  3. Step 3: Cross multiply
    950,124.88x = 1,425,318.44 × 319,219.12
  4. Step 4: Simplify right side
    950,124.88x = 454,988,898,136.57
  5. Step 5: Solve for x
    x = 454,988,898,136.57/950,124.88
  6. Step 6: Final answer
    x = 478,872.73

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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.