Home / 442,169.65-610,020.88-272,108.53

Finding the Fourth Proportional to 442,169.65, 610,020.88 and 272,108.53

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Solution

The fourth proportional to 442,169.65, 610,020.88 and 272,108.53 is: 375,403.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,169.65 : 610,020.88 = 272,108.53 : x
  2. Step 2: Convert to fraction form
    442,169.65/610,020.88 = 272,108.53/x
  3. Step 3: Cross multiply
    442,169.65x = 610,020.88 × 272,108.53
  4. Step 4: Simplify right side
    442,169.65x = 165,991,884,926.11
  5. Step 5: Solve for x
    x = 165,991,884,926.11/442,169.65
  6. Step 6: Final answer
    x = 375,403.16

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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.