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Finding the Fourth Proportional to 269,816, 372,347.52 and 150,584

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Solution

The fourth proportional to 269,816, 372,347.52 and 150,584 is: 207,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,816 : 372,347.52 = 150,584 : x
  2. Step 2: Convert to fraction form
    269,816/372,347.52 = 150,584/x
  3. Step 3: Cross multiply
    269,816x = 372,347.52 × 150,584
  4. Step 4: Simplify right side
    269,816x = 56,069,578,951.68
  5. Step 5: Solve for x
    x = 56,069,578,951.68/269,816
  6. Step 6: Final answer
    x = 207,806.72

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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.