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Finding the Fourth Proportional to 472,376.52, 651,846.78 and 265,675.80

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Solution

The fourth proportional to 472,376.52, 651,846.78 and 265,675.80 is: 366,614.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,376.52 : 651,846.78 = 265,675.80 : x
  2. Step 2: Convert to fraction form
    472,376.52/651,846.78 = 265,675.80/x
  3. Step 3: Cross multiply
    472,376.52x = 651,846.78 × 265,675.80
  4. Step 4: Simplify right side
    472,376.52x = 173,179,914,753.92
  5. Step 5: Solve for x
    x = 173,179,914,753.92/472,376.52
  6. Step 6: Final answer
    x = 366,614.15

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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.