Home / 382,881.11-574,653.56-381,995.37

Finding the Fourth Proportional to 382,881.11, 574,653.56 and 381,995.37

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Solution

The fourth proportional to 382,881.11, 574,653.56 and 381,995.37 is: 573,324.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,881.11 : 574,653.56 = 381,995.37 : x
  2. Step 2: Convert to fraction form
    382,881.11/574,653.56 = 381,995.37/x
  3. Step 3: Cross multiply
    382,881.11x = 574,653.56 × 381,995.37
  4. Step 4: Simplify right side
    382,881.11x = 219,514,997,364.04
  5. Step 5: Solve for x
    x = 219,514,997,364.04/382,881.11
  6. Step 6: Final answer
    x = 573,324.18

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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.