Home / 756,561.06-1,135,007.64-224,123.76

Finding the Fourth Proportional to 756,561.06, 1,135,007.64 and 224,123.76

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Solution

The fourth proportional to 756,561.06, 1,135,007.64 and 224,123.76 is: 336,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,561.06 : 1,135,007.64 = 224,123.76 : x
  2. Step 2: Convert to fraction form
    756,561.06/1,135,007.64 = 224,123.76/x
  3. Step 3: Cross multiply
    756,561.06x = 1,135,007.64 × 224,123.76
  4. Step 4: Simplify right side
    756,561.06x = 254,382,179,905.53
  5. Step 5: Solve for x
    x = 254,382,179,905.53/756,561.06
  6. Step 6: Final answer
    x = 336,234.83

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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.