Home / 756,961.17-1,135,248.39-224,357.64

Finding the Fourth Proportional to 756,961.17, 1,135,248.39 and 224,357.64

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Solution

The fourth proportional to 756,961.17, 1,135,248.39 and 224,357.64 is: 336,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,961.17 : 1,135,248.39 = 224,357.64 : x
  2. Step 2: Convert to fraction form
    756,961.17/1,135,248.39 = 224,357.64/x
  3. Step 3: Cross multiply
    756,961.17x = 1,135,248.39 × 224,357.64
  4. Step 4: Simplify right side
    756,961.17x = 254,701,649,594.20
  5. Step 5: Solve for x
    x = 254,701,649,594.20/756,961.17
  6. Step 6: Final answer
    x = 336,479.15

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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.