Home / 874,283.91-1,311,311.01-275,248.20

Finding the Fourth Proportional to 874,283.91, 1,311,311.01 and 275,248.20

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Solution

The fourth proportional to 874,283.91, 1,311,311.01 and 275,248.20 is: 412,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,283.91 : 1,311,311.01 = 275,248.20 : x
  2. Step 2: Convert to fraction form
    874,283.91/1,311,311.01 = 275,248.20/x
  3. Step 3: Cross multiply
    874,283.91x = 1,311,311.01 × 275,248.20
  4. Step 4: Simplify right side
    874,283.91x = 360,935,995,142.68
  5. Step 5: Solve for x
    x = 360,935,995,142.68/874,283.91
  6. Step 6: Final answer
    x = 412,836.14

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Double scale
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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.