Home / 382,239.27-572,111.32-281,010.52

Finding the Fourth Proportional to 382,239.27, 572,111.32 and 281,010.52

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Solution

The fourth proportional to 382,239.27, 572,111.32 and 281,010.52 is: 420,598.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,239.27 : 572,111.32 = 281,010.52 : x
  2. Step 2: Convert to fraction form
    382,239.27/572,111.32 = 281,010.52/x
  3. Step 3: Cross multiply
    382,239.27x = 572,111.32 × 281,010.52
  4. Step 4: Simplify right side
    382,239.27x = 160,769,299,531.09
  5. Step 5: Solve for x
    x = 160,769,299,531.09/382,239.27
  6. Step 6: Final answer
    x = 420,598.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.