Home / 1,177,421.20-1,766,148-335,972.68

Finding the Fourth Proportional to 1,177,421.20, 1,766,148 and 335,972.68

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Solution

The fourth proportional to 1,177,421.20, 1,766,148 and 335,972.68 is: 503,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,421.20 : 1,766,148 = 335,972.68 : x
  2. Step 2: Convert to fraction form
    1,177,421.20/1,766,148 = 335,972.68/x
  3. Step 3: Cross multiply
    1,177,421.20x = 1,766,148 × 335,972.68
  4. Step 4: Simplify right side
    1,177,421.20x = 593,377,476,836.64
  5. Step 5: Solve for x
    x = 593,377,476,836.64/1,177,421.20
  6. Step 6: Final answer
    x = 503,963.64

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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.