Home / 443,947.10-612,502.36-271,685.31

Finding the Fourth Proportional to 443,947.10, 612,502.36 and 271,685.31

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Solution

The fourth proportional to 443,947.10, 612,502.36 and 271,685.31 is: 374,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,947.10 : 612,502.36 = 271,685.31 : x
  2. Step 2: Convert to fraction form
    443,947.10/612,502.36 = 271,685.31/x
  3. Step 3: Cross multiply
    443,947.10x = 612,502.36 × 271,685.31
  4. Step 4: Simplify right side
    443,947.10x = 166,407,890,576.24
  5. Step 5: Solve for x
    x = 166,407,890,576.24/443,947.10
  6. Step 6: Final answer
    x = 374,837.21

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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.