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Finding the Fourth Proportional to 302,454.27, 453,681.40 and 124,965.88

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Solution

The fourth proportional to 302,454.27, 453,681.40 and 124,965.88 is: 187,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,454.27 : 453,681.40 = 124,965.88 : x
  2. Step 2: Convert to fraction form
    302,454.27/453,681.40 = 124,965.88/x
  3. Step 3: Cross multiply
    302,454.27x = 453,681.40 × 124,965.88
  4. Step 4: Simplify right side
    302,454.27x = 56,694,695,390.63
  5. Step 5: Solve for x
    x = 56,694,695,390.63/302,454.27
  6. Step 6: Final answer
    x = 187,448.82

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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.