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Finding the Fourth Proportional to 302,612, 453,877.14 and 125,094.38

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Solution

The fourth proportional to 302,612, 453,877.14 and 125,094.38 is: 187,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,612 : 453,877.14 = 125,094.38 : x
  2. Step 2: Convert to fraction form
    302,612/453,877.14 = 125,094.38/x
  3. Step 3: Cross multiply
    302,612x = 453,877.14 × 125,094.38
  4. Step 4: Simplify right side
    302,612x = 56,777,479,424.47
  5. Step 5: Solve for x
    x = 56,777,479,424.47/302,612
  6. Step 6: Final answer
    x = 187,624.68

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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.