Home / 946,083.72-1,418,128.92-471,772.62

Finding the Fourth Proportional to 946,083.72, 1,418,128.92 and 471,772.62

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Solution

The fourth proportional to 946,083.72, 1,418,128.92 and 471,772.62 is: 707,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,083.72 : 1,418,128.92 = 471,772.62 : x
  2. Step 2: Convert to fraction form
    946,083.72/1,418,128.92 = 471,772.62/x
  3. Step 3: Cross multiply
    946,083.72x = 1,418,128.92 × 471,772.62
  4. Step 4: Simplify right side
    946,083.72x = 669,034,396,086.17
  5. Step 5: Solve for x
    x = 669,034,396,086.17/946,083.72
  6. Step 6: Final answer
    x = 707,161.94

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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.