Home / 410,831.10-616,246.65-252,546.30

Finding the Fourth Proportional to 410,831.10, 616,246.65 and 252,546.30

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Solution

The fourth proportional to 410,831.10, 616,246.65 and 252,546.30 is: 378,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,831.10 : 616,246.65 = 252,546.30 : x
  2. Step 2: Convert to fraction form
    410,831.10/616,246.65 = 252,546.30/x
  3. Step 3: Cross multiply
    410,831.10x = 616,246.65 × 252,546.30
  4. Step 4: Simplify right side
    410,831.10x = 155,630,811,344.90
  5. Step 5: Solve for x
    x = 155,630,811,344.90/410,831.10
  6. Step 6: Final answer
    x = 378,819.45

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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.