Home / 1,079,160.60-1,618,360.90-359,306.82

Finding the Fourth Proportional to 1,079,160.60, 1,618,360.90 and 359,306.82

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Solution

The fourth proportional to 1,079,160.60, 1,618,360.90 and 359,306.82 is: 538,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,160.60 : 1,618,360.90 = 359,306.82 : x
  2. Step 2: Convert to fraction form
    1,079,160.60/1,618,360.90 = 359,306.82/x
  3. Step 3: Cross multiply
    1,079,160.60x = 1,618,360.90 × 359,306.82
  4. Step 4: Simplify right side
    1,079,160.60x = 581,488,107,693.07
  5. Step 5: Solve for x
    x = 581,488,107,693.07/1,079,160.60
  6. Step 6: Final answer
    x = 538,833.71

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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.