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Finding the Fourth Proportional to 375,843.80, 563,497.86 and 176,055.20

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Solution

The fourth proportional to 375,843.80, 563,497.86 and 176,055.20 is: 263,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,843.80 : 563,497.86 = 176,055.20 : x
  2. Step 2: Convert to fraction form
    375,843.80/563,497.86 = 176,055.20/x
  3. Step 3: Cross multiply
    375,843.80x = 563,497.86 × 176,055.20
  4. Step 4: Simplify right side
    375,843.80x = 99,206,726,812.87
  5. Step 5: Solve for x
    x = 99,206,726,812.87/375,843.80
  6. Step 6: Final answer
    x = 263,957.33

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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.