Home / 852,568.68-1,278,707.67-283,885.29

Finding the Fourth Proportional to 852,568.68, 1,278,707.67 and 283,885.29

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Solution

The fourth proportional to 852,568.68, 1,278,707.67 and 283,885.29 is: 425,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,568.68 : 1,278,707.67 = 283,885.29 : x
  2. Step 2: Convert to fraction form
    852,568.68/1,278,707.67 = 283,885.29/x
  3. Step 3: Cross multiply
    852,568.68x = 1,278,707.67 × 283,885.29
  4. Step 4: Simplify right side
    852,568.68x = 363,006,297,723.17
  5. Step 5: Solve for x
    x = 363,006,297,723.17/852,568.68
  6. Step 6: Final answer
    x = 425,779.54

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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.