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Finding the Fourth Proportional to 302,655.71, 453,982.35 and 92,293.04

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Solution

The fourth proportional to 302,655.71, 453,982.35 and 92,293.04 is: 138,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,655.71 : 453,982.35 = 92,293.04 : x
  2. Step 2: Convert to fraction form
    302,655.71/453,982.35 = 92,293.04/x
  3. Step 3: Cross multiply
    302,655.71x = 453,982.35 × 92,293.04
  4. Step 4: Simplify right side
    302,655.71x = 41,899,412,668.90
  5. Step 5: Solve for x
    x = 41,899,412,668.90/302,655.71
  6. Step 6: Final answer
    x = 138,439.19

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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.