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Finding the Fourth Proportional to 301,654.80, 452,130.12 and 222,031.80

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Solution

The fourth proportional to 301,654.80, 452,130.12 and 222,031.80 is: 332,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,654.80 : 452,130.12 = 222,031.80 : x
  2. Step 2: Convert to fraction form
    301,654.80/452,130.12 = 222,031.80/x
  3. Step 3: Cross multiply
    301,654.80x = 452,130.12 × 222,031.80
  4. Step 4: Simplify right side
    301,654.80x = 100,387,264,377.82
  5. Step 5: Solve for x
    x = 100,387,264,377.82/301,654.80
  6. Step 6: Final answer
    x = 332,788.55

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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.