Home / 798,276.28-1,195,711.98-645,819.16

Finding the Fourth Proportional to 798,276.28, 1,195,711.98 and 645,819.16

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Solution

The fourth proportional to 798,276.28, 1,195,711.98 and 645,819.16 is: 967,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,276.28 : 1,195,711.98 = 645,819.16 : x
  2. Step 2: Convert to fraction form
    798,276.28/1,195,711.98 = 645,819.16/x
  3. Step 3: Cross multiply
    798,276.28x = 1,195,711.98 × 645,819.16
  4. Step 4: Simplify right side
    798,276.28x = 772,213,706,525.54
  5. Step 5: Solve for x
    x = 772,213,706,525.54/798,276.28
  6. Step 6: Final answer
    x = 967,351.44

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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.