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Finding the Fourth Proportional to 302,119.47, 452,868.17 and 161,840.43

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Solution

The fourth proportional to 302,119.47, 452,868.17 and 161,840.43 is: 242,594.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,119.47 : 452,868.17 = 161,840.43 : x
  2. Step 2: Convert to fraction form
    302,119.47/452,868.17 = 161,840.43/x
  3. Step 3: Cross multiply
    302,119.47x = 452,868.17 × 161,840.43
  4. Step 4: Simplify right side
    302,119.47x = 73,292,378,556.91
  5. Step 5: Solve for x
    x = 73,292,378,556.91/302,119.47
  6. Step 6: Final answer
    x = 242,594.03

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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.