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Finding the Fourth Proportional to 369,859.32, 554,761.64 and 179,732.48

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Solution

The fourth proportional to 369,859.32, 554,761.64 and 179,732.48 is: 269,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,859.32 : 554,761.64 = 179,732.48 : x
  2. Step 2: Convert to fraction form
    369,859.32/554,761.64 = 179,732.48/x
  3. Step 3: Cross multiply
    369,859.32x = 554,761.64 × 179,732.48
  4. Step 4: Simplify right side
    369,859.32x = 99,708,685,366.07
  5. Step 5: Solve for x
    x = 99,708,685,366.07/369,859.32
  6. Step 6: Final answer
    x = 269,585.43

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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.