Home / 392,831.00-589,539.97-266,170.89

Finding the Fourth Proportional to 392,831.00, 589,539.97 and 266,170.89

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Solution

The fourth proportional to 392,831.00, 589,539.97 and 266,170.89 is: 399,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,831.00 : 589,539.97 = 266,170.89 : x
  2. Step 2: Convert to fraction form
    392,831.00/589,539.97 = 266,170.89/x
  3. Step 3: Cross multiply
    392,831.00x = 589,539.97 × 266,170.89
  4. Step 4: Simplify right side
    392,831.00x = 156,918,381,048.96
  5. Step 5: Solve for x
    x = 156,918,381,048.96/392,831.00
  6. Step 6: Final answer
    x = 399,455.19

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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.