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Finding the Fourth Proportional to 344,654.76, 516,308.22 and 225,963.84

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Solution

The fourth proportional to 344,654.76, 516,308.22 and 225,963.84 is: 338,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,654.76 : 516,308.22 = 225,963.84 : x
  2. Step 2: Convert to fraction form
    344,654.76/516,308.22 = 225,963.84/x
  3. Step 3: Cross multiply
    344,654.76x = 516,308.22 × 225,963.84
  4. Step 4: Simplify right side
    344,654.76x = 116,666,988,014.77
  5. Step 5: Solve for x
    x = 116,666,988,014.77/344,654.76
  6. Step 6: Final answer
    x = 338,503.92

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1.5x scale

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.