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Finding the Fourth Proportional to 270,566.69, 373,366.42 and 149,700.77

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Solution

The fourth proportional to 270,566.69, 373,366.42 and 149,700.77 is: 206,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,566.69 : 373,366.42 = 149,700.77 : x
  2. Step 2: Convert to fraction form
    270,566.69/373,366.42 = 149,700.77/x
  3. Step 3: Cross multiply
    270,566.69x = 373,366.42 × 149,700.77
  4. Step 4: Simplify right side
    270,566.69x = 55,893,240,566.14
  5. Step 5: Solve for x
    x = 55,893,240,566.14/270,566.69
  6. Step 6: Final answer
    x = 206,578.42

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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.