Home / 563,505.74-845,310.71-203,766.38

Finding the Fourth Proportional to 563,505.74, 845,310.71 and 203,766.38

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Solution

The fourth proportional to 563,505.74, 845,310.71 and 203,766.38 is: 305,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,505.74 : 845,310.71 = 203,766.38 : x
  2. Step 2: Convert to fraction form
    563,505.74/845,310.71 = 203,766.38/x
  3. Step 3: Cross multiply
    563,505.74x = 845,310.71 × 203,766.38
  4. Step 4: Simplify right side
    563,505.74x = 172,245,903,351.93
  5. Step 5: Solve for x
    x = 172,245,903,351.93/563,505.74
  6. Step 6: Final answer
    x = 305,668.41

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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.