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Finding the Fourth Proportional to 244,805.72, 366,913.32 and 126,412.52

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Solution

The fourth proportional to 244,805.72, 366,913.32 and 126,412.52 is: 189,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,805.72 : 366,913.32 = 126,412.52 : x
  2. Step 2: Convert to fraction form
    244,805.72/366,913.32 = 126,412.52/x
  3. Step 3: Cross multiply
    244,805.72x = 366,913.32 × 126,412.52
  4. Step 4: Simplify right side
    244,805.72x = 46,382,437,402.77
  5. Step 5: Solve for x
    x = 46,382,437,402.77/244,805.72
  6. Step 6: Final answer
    x = 189,466.31

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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.