Home / 855,165.70-1,282,789.88-224,080.12

Finding the Fourth Proportional to 855,165.70, 1,282,789.88 and 224,080.12

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Solution

The fourth proportional to 855,165.70, 1,282,789.88 and 224,080.12 is: 336,131.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,165.70 : 1,282,789.88 = 224,080.12 : x
  2. Step 2: Convert to fraction form
    855,165.70/1,282,789.88 = 224,080.12/x
  3. Step 3: Cross multiply
    855,165.70x = 1,282,789.88 × 224,080.12
  4. Step 4: Simplify right side
    855,165.70x = 287,447,710,245.19
  5. Step 5: Solve for x
    x = 287,447,710,245.19/855,165.70
  6. Step 6: Final answer
    x = 336,131.01

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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.