Home / 706,559.66-1,060,190.07-280,086.46

Finding the Fourth Proportional to 706,559.66, 1,060,190.07 and 280,086.46

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Solution

The fourth proportional to 706,559.66, 1,060,190.07 and 280,086.46 is: 420,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,559.66 : 1,060,190.07 = 280,086.46 : x
  2. Step 2: Convert to fraction form
    706,559.66/1,060,190.07 = 280,086.46/x
  3. Step 3: Cross multiply
    706,559.66x = 1,060,190.07 × 280,086.46
  4. Step 4: Simplify right side
    706,559.66x = 296,944,879,932.65
  5. Step 5: Solve for x
    x = 296,944,879,932.65/706,559.66
  6. Step 6: Final answer
    x = 420,268.66

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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.