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Finding the Fourth Proportional to 338,474.88, 467,098.56 and 187,585.92

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Solution

The fourth proportional to 338,474.88, 467,098.56 and 187,585.92 is: 258,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,474.88 : 467,098.56 = 187,585.92 : x
  2. Step 2: Convert to fraction form
    338,474.88/467,098.56 = 187,585.92/x
  3. Step 3: Cross multiply
    338,474.88x = 467,098.56 × 187,585.92
  4. Step 4: Simplify right side
    338,474.88x = 87,621,113,108.28
  5. Step 5: Solve for x
    x = 87,621,113,108.28/338,474.88
  6. Step 6: Final answer
    x = 258,870.36

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1.5x scale

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.