Home / 869,298.20-1,303,947.30-229,600.70

Finding the Fourth Proportional to 869,298.20, 1,303,947.30 and 229,600.70

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Solution

The fourth proportional to 869,298.20, 1,303,947.30 and 229,600.70 is: 344,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,298.20 : 1,303,947.30 = 229,600.70 : x
  2. Step 2: Convert to fraction form
    869,298.20/1,303,947.30 = 229,600.70/x
  3. Step 3: Cross multiply
    869,298.20x = 1,303,947.30 × 229,600.70
  4. Step 4: Simplify right side
    869,298.20x = 299,387,212,843.11
  5. Step 5: Solve for x
    x = 299,387,212,843.11/869,298.20
  6. Step 6: Final answer
    x = 344,401.05

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Similar ratio
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1.5x scale

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.