Home / 756,831.35-1,044,680.34-451,003.65

Finding the Fourth Proportional to 756,831.35, 1,044,680.34 and 451,003.65

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Solution

The fourth proportional to 756,831.35, 1,044,680.34 and 451,003.65 is: 622,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,831.35 : 1,044,680.34 = 451,003.65 : x
  2. Step 2: Convert to fraction form
    756,831.35/1,044,680.34 = 451,003.65/x
  3. Step 3: Cross multiply
    756,831.35x = 1,044,680.34 × 451,003.65
  4. Step 4: Simplify right side
    756,831.35x = 471,154,641,660.06
  5. Step 5: Solve for x
    x = 471,154,641,660.06/756,831.35
  6. Step 6: Final answer
    x = 622,535.84

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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.