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Finding the Fourth Proportional to 302,599, 453,857.64 and 125,081.38

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Solution

The fourth proportional to 302,599, 453,857.64 and 125,081.38 is: 187,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,599 : 453,857.64 = 125,081.38 : x
  2. Step 2: Convert to fraction form
    302,599/453,857.64 = 125,081.38/x
  3. Step 3: Cross multiply
    302,599x = 453,857.64 × 125,081.38
  4. Step 4: Simplify right side
    302,599x = 56,769,139,934.74
  5. Step 5: Solve for x
    x = 56,769,139,934.74/302,599
  6. Step 6: Final answer
    x = 187,605.18

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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.