Home / 568,541.68-784,585.29-313,891.05

Finding the Fourth Proportional to 568,541.68, 784,585.29 and 313,891.05

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Solution

The fourth proportional to 568,541.68, 784,585.29 and 313,891.05 is: 433,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,541.68 : 784,585.29 = 313,891.05 : x
  2. Step 2: Convert to fraction form
    568,541.68/784,585.29 = 313,891.05/x
  3. Step 3: Cross multiply
    568,541.68x = 784,585.29 × 313,891.05
  4. Step 4: Simplify right side
    568,541.68x = 246,274,300,492.66
  5. Step 5: Solve for x
    x = 246,274,300,492.66/568,541.68
  6. Step 6: Final answer
    x = 433,168.42

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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.