Home / 756,694.08-1,135,045.22-224,219.72

Finding the Fourth Proportional to 756,694.08, 1,135,045.22 and 224,219.72

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Solution

The fourth proportional to 756,694.08, 1,135,045.22 and 224,219.72 is: 336,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,694.08 : 1,135,045.22 = 224,219.72 : x
  2. Step 2: Convert to fraction form
    756,694.08/1,135,045.22 = 224,219.72/x
  3. Step 3: Cross multiply
    756,694.08x = 1,135,045.22 × 224,219.72
  4. Step 4: Simplify right side
    756,694.08x = 254,499,520,294.64
  5. Step 5: Solve for x
    x = 254,499,520,294.64/756,694.08
  6. Step 6: Final answer
    x = 336,330.79

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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.