Home / 383,278.06-574,986.48-158,516.56

Finding the Fourth Proportional to 383,278.06, 574,986.48 and 158,516.56

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Solution

The fourth proportional to 383,278.06, 574,986.48 and 158,516.56 is: 237,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,278.06 : 574,986.48 = 158,516.56 : x
  2. Step 2: Convert to fraction form
    383,278.06/574,986.48 = 158,516.56/x
  3. Step 3: Cross multiply
    383,278.06x = 574,986.48 × 158,516.56
  4. Step 4: Simplify right side
    383,278.06x = 91,144,878,856.11
  5. Step 5: Solve for x
    x = 91,144,878,856.11/383,278.06
  6. Step 6: Final answer
    x = 237,803.54

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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.