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Finding the Fourth Proportional to 266,913.92, 367,501.92 and 226,543.52

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Solution

The fourth proportional to 266,913.92, 367,501.92 and 226,543.52 is: 311,917.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,913.92 : 367,501.92 = 226,543.52 : x
  2. Step 2: Convert to fraction form
    266,913.92/367,501.92 = 226,543.52/x
  3. Step 3: Cross multiply
    266,913.92x = 367,501.92 × 226,543.52
  4. Step 4: Simplify right side
    266,913.92x = 83,255,178,563.56
  5. Step 5: Solve for x
    x = 83,255,178,563.56/266,913.92
  6. Step 6: Final answer
    x = 311,917.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.