Home / 950,142.65-1,425,213.61-381,523.58

Finding the Fourth Proportional to 950,142.65, 1,425,213.61 and 381,523.58

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Solution

The fourth proportional to 950,142.65, 1,425,213.61 and 381,523.58 is: 572,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,142.65 : 1,425,213.61 = 381,523.58 : x
  2. Step 2: Convert to fraction form
    950,142.65/1,425,213.61 = 381,523.58/x
  3. Step 3: Cross multiply
    950,142.65x = 1,425,213.61 × 381,523.58
  4. Step 4: Simplify right side
    950,142.65x = 543,752,598,162.67
  5. Step 5: Solve for x
    x = 543,752,598,162.67/950,142.65
  6. Step 6: Final answer
    x = 572,285.22

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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.