Home / 379,269.52-568,926.13-142,614.25

Finding the Fourth Proportional to 379,269.52, 568,926.13 and 142,614.25

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Solution

The fourth proportional to 379,269.52, 568,926.13 and 142,614.25 is: 213,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,269.52 : 568,926.13 = 142,614.25 : x
  2. Step 2: Convert to fraction form
    379,269.52/568,926.13 = 142,614.25/x
  3. Step 3: Cross multiply
    379,269.52x = 568,926.13 × 142,614.25
  4. Step 4: Simplify right side
    379,269.52x = 81,136,975,024.11
  5. Step 5: Solve for x
    x = 81,136,975,024.11/379,269.52
  6. Step 6: Final answer
    x = 213,929.59

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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.