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Finding the Fourth Proportional to 473,943.77, 654,046.77 and 269,991.68

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Solution

The fourth proportional to 473,943.77, 654,046.77 and 269,991.68 is: 372,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,943.77 : 654,046.77 = 269,991.68 : x
  2. Step 2: Convert to fraction form
    473,943.77/654,046.77 = 269,991.68/x
  3. Step 3: Cross multiply
    473,943.77x = 654,046.77 × 269,991.68
  4. Step 4: Simplify right side
    473,943.77x = 176,587,186,230.87
  5. Step 5: Solve for x
    x = 176,587,186,230.87/473,943.77
  6. Step 6: Final answer
    x = 372,591.01

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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.