Home / 1,202,630.76-1,659,559.59-658,658.25

Finding the Fourth Proportional to 1,202,630.76, 1,659,559.59 and 658,658.25

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Solution

The fourth proportional to 1,202,630.76, 1,659,559.59 and 658,658.25 is: 908,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,630.76 : 1,659,559.59 = 658,658.25 : x
  2. Step 2: Convert to fraction form
    1,202,630.76/1,659,559.59 = 658,658.25/x
  3. Step 3: Cross multiply
    1,202,630.76x = 1,659,559.59 × 658,658.25
  4. Step 4: Simplify right side
    1,202,630.76x = 1,093,082,615,320.12
  5. Step 5: Solve for x
    x = 1,093,082,615,320.12/1,202,630.76
  6. Step 6: Final answer
    x = 908,909.58

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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.