Home / 452,576.15-679,144.53-263,125.65

Finding the Fourth Proportional to 452,576.15, 679,144.53 and 263,125.65

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Solution

The fourth proportional to 452,576.15, 679,144.53 and 263,125.65 is: 394,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,576.15 : 679,144.53 = 263,125.65 : x
  2. Step 2: Convert to fraction form
    452,576.15/679,144.53 = 263,125.65/x
  3. Step 3: Cross multiply
    452,576.15x = 679,144.53 × 263,125.65
  4. Step 4: Simplify right side
    452,576.15x = 178,700,345,900.20
  5. Step 5: Solve for x
    x = 178,700,345,900.20/452,576.15
  6. Step 6: Final answer
    x = 394,851.45

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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.