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Finding the Fourth Proportional to 259,056, 357,652.80 and 169,787.52

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Solution

The fourth proportional to 259,056, 357,652.80 and 169,787.52 is: 234,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,056 : 357,652.80 = 169,787.52 : x
  2. Step 2: Convert to fraction form
    259,056/357,652.80 = 169,787.52/x
  3. Step 3: Cross multiply
    259,056x = 357,652.80 × 169,787.52
  4. Step 4: Simplify right side
    259,056x = 60,724,981,933.06
  5. Step 5: Solve for x
    x = 60,724,981,933.06/259,056
  6. Step 6: Final answer
    x = 234,408.71

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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.