Home / 733,651.62-1,012,449.51-443,222.79

Finding the Fourth Proportional to 733,651.62, 1,012,449.51 and 443,222.79

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Solution

The fourth proportional to 733,651.62, 1,012,449.51 and 443,222.79 is: 611,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,651.62 : 1,012,449.51 = 443,222.79 : x
  2. Step 2: Convert to fraction form
    733,651.62/1,012,449.51 = 443,222.79/x
  3. Step 3: Cross multiply
    733,651.62x = 1,012,449.51 × 443,222.79
  4. Step 4: Simplify right side
    733,651.62x = 448,740,696,556.33
  5. Step 5: Solve for x
    x = 448,740,696,556.33/733,651.62
  6. Step 6: Final answer
    x = 611,653.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.