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Finding the Fourth Proportional to 277,593.64, 383,724.84 and 247,675.48

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Solution

The fourth proportional to 277,593.64, 383,724.84 and 247,675.48 is: 342,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,593.64 : 383,724.84 = 247,675.48 : x
  2. Step 2: Convert to fraction form
    277,593.64/383,724.84 = 247,675.48/x
  3. Step 3: Cross multiply
    277,593.64x = 383,724.84 × 247,675.48
  4. Step 4: Simplify right side
    277,593.64x = 95,039,233,934.92
  5. Step 5: Solve for x
    x = 95,039,233,934.92/277,593.64
  6. Step 6: Final answer
    x = 342,368.20

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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.