Home / 382,524.31-527,876.19-210,432.22

Finding the Fourth Proportional to 382,524.31, 527,876.19 and 210,432.22

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Solution

The fourth proportional to 382,524.31, 527,876.19 and 210,432.22 is: 290,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,524.31 : 527,876.19 = 210,432.22 : x
  2. Step 2: Convert to fraction form
    382,524.31/527,876.19 = 210,432.22/x
  3. Step 3: Cross multiply
    382,524.31x = 527,876.19 × 210,432.22
  4. Step 4: Simplify right side
    382,524.31x = 111,082,158,546.84
  5. Step 5: Solve for x
    x = 111,082,158,546.84/382,524.31
  6. Step 6: Final answer
    x = 290,392.42

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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.