Home / 653,247.81-979,871.26-204,007.18

Finding the Fourth Proportional to 653,247.81, 979,871.26 and 204,007.18

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Solution

The fourth proportional to 653,247.81, 979,871.26 and 204,007.18 is: 306,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,247.81 : 979,871.26 = 204,007.18 : x
  2. Step 2: Convert to fraction form
    653,247.81/979,871.26 = 204,007.18/x
  3. Step 3: Cross multiply
    653,247.81x = 979,871.26 × 204,007.18
  4. Step 4: Simplify right side
    653,247.81x = 199,900,766,596.26
  5. Step 5: Solve for x
    x = 199,900,766,596.26/653,247.81
  6. Step 6: Final answer
    x = 306,010.62

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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.