Home / 701,981.50-1,053,081.87-228,555.40

Finding the Fourth Proportional to 701,981.50, 1,053,081.87 and 228,555.40

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Solution

The fourth proportional to 701,981.50, 1,053,081.87 and 228,555.40 is: 342,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,981.50 : 1,053,081.87 = 228,555.40 : x
  2. Step 2: Convert to fraction form
    701,981.50/1,053,081.87 = 228,555.40/x
  3. Step 3: Cross multiply
    701,981.50x = 1,053,081.87 × 228,555.40
  4. Step 4: Simplify right side
    701,981.50x = 240,687,548,030.60
  5. Step 5: Solve for x
    x = 240,687,548,030.60/701,981.50
  6. Step 6: Final answer
    x = 342,868.79

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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.