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Finding the Fourth Proportional to 302,600.61, 417,590.03 and 181,743.95

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Solution

The fourth proportional to 302,600.61, 417,590.03 and 181,743.95 is: 250,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,600.61 : 417,590.03 = 181,743.95 : x
  2. Step 2: Convert to fraction form
    302,600.61/417,590.03 = 181,743.95/x
  3. Step 3: Cross multiply
    302,600.61x = 417,590.03 × 181,743.95
  4. Step 4: Simplify right side
    302,600.61x = 75,894,463,031.15
  5. Step 5: Solve for x
    x = 75,894,463,031.15/302,600.61
  6. Step 6: Final answer
    x = 250,807.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.