Home / 357,576.23-493,453.35-194,231.43

Finding the Fourth Proportional to 357,576.23, 493,453.35 and 194,231.43

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Solution

The fourth proportional to 357,576.23, 493,453.35 and 194,231.43 is: 268,038.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,576.23 : 493,453.35 = 194,231.43 : x
  2. Step 2: Convert to fraction form
    357,576.23/493,453.35 = 194,231.43/x
  3. Step 3: Cross multiply
    357,576.23x = 493,453.35 × 194,231.43
  4. Step 4: Simplify right side
    357,576.23x = 95,844,149,808.79
  5. Step 5: Solve for x
    x = 95,844,149,808.79/357,576.23
  6. Step 6: Final answer
    x = 268,038.37

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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.