Home / 888,088.50-1,225,591.29-485,680.50

Finding the Fourth Proportional to 888,088.50, 1,225,591.29 and 485,680.50

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Solution

The fourth proportional to 888,088.50, 1,225,591.29 and 485,680.50 is: 670,255.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,088.50 : 1,225,591.29 = 485,680.50 : x
  2. Step 2: Convert to fraction form
    888,088.50/1,225,591.29 = 485,680.50/x
  3. Step 3: Cross multiply
    888,088.50x = 1,225,591.29 × 485,680.50
  4. Step 4: Simplify right side
    888,088.50x = 595,245,790,522.85
  5. Step 5: Solve for x
    x = 595,245,790,522.85/888,088.50
  6. Step 6: Final answer
    x = 670,255.04

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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.