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Finding the Fourth Proportional to 302,656.71, 453,983.85 and 92,294.04

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Solution

The fourth proportional to 302,656.71, 453,983.85 and 92,294.04 is: 138,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,656.71 : 453,983.85 = 92,294.04 : x
  2. Step 2: Convert to fraction form
    302,656.71/453,983.85 = 92,294.04/x
  3. Step 3: Cross multiply
    302,656.71x = 453,983.85 × 92,294.04
  4. Step 4: Simplify right side
    302,656.71x = 41,900,003,611.25
  5. Step 5: Solve for x
    x = 41,900,003,611.25/302,656.71
  6. Step 6: Final answer
    x = 138,440.69

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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.