Home / 824,544.55-1,236,799.19-225,505.70

Finding the Fourth Proportional to 824,544.55, 1,236,799.19 and 225,505.70

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Solution

The fourth proportional to 824,544.55, 1,236,799.19 and 225,505.70 is: 338,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,544.55 : 1,236,799.19 = 225,505.70 : x
  2. Step 2: Convert to fraction form
    824,544.55/1,236,799.19 = 225,505.70/x
  3. Step 3: Cross multiply
    824,544.55x = 1,236,799.19 × 225,505.70
  4. Step 4: Simplify right side
    824,544.55x = 278,905,273,075.14
  5. Step 5: Solve for x
    x = 278,905,273,075.14/824,544.55
  6. Step 6: Final answer
    x = 338,253.74

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Double scale
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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.