Home / 969,964.79-1,338,655.82-534,425.92

Finding the Fourth Proportional to 969,964.79, 1,338,655.82 and 534,425.92

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Solution

The fourth proportional to 969,964.79, 1,338,655.82 and 534,425.92 is: 737,565.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,964.79 : 1,338,655.82 = 534,425.92 : x
  2. Step 2: Convert to fraction form
    969,964.79/1,338,655.82 = 534,425.92/x
  3. Step 3: Cross multiply
    969,964.79x = 1,338,655.82 × 534,425.92
  4. Step 4: Simplify right side
    969,964.79x = 715,412,365,494.73
  5. Step 5: Solve for x
    x = 715,412,365,494.73/969,964.79
  6. Step 6: Final answer
    x = 737,565.29

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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.