Home / 350,831.38-526,242.44-84,589.74

Finding the Fourth Proportional to 350,831.38, 526,242.44 and 84,589.74

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Solution

The fourth proportional to 350,831.38, 526,242.44 and 84,589.74 is: 126,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,831.38 : 526,242.44 = 84,589.74 : x
  2. Step 2: Convert to fraction form
    350,831.38/526,242.44 = 84,589.74/x
  3. Step 3: Cross multiply
    350,831.38x = 526,242.44 × 84,589.74
  4. Step 4: Simplify right side
    350,831.38x = 44,514,711,176.57
  5. Step 5: Solve for x
    x = 44,514,711,176.57/350,831.38
  6. Step 6: Final answer
    x = 126,883.49

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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.