Home / 896,219.28-1,342,115.10-667,967.40

Finding the Fourth Proportional to 896,219.28, 1,342,115.10 and 667,967.40

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Solution

The fourth proportional to 896,219.28, 1,342,115.10 and 667,967.40 is: 1,000,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,219.28 : 1,342,115.10 = 667,967.40 : x
  2. Step 2: Convert to fraction form
    896,219.28/1,342,115.10 = 667,967.40/x
  3. Step 3: Cross multiply
    896,219.28x = 1,342,115.10 × 667,967.40
  4. Step 4: Simplify right side
    896,219.28x = 896,489,133,847.74
  5. Step 5: Solve for x
    x = 896,489,133,847.74/896,219.28
  6. Step 6: Final answer
    x = 1,000,301.10

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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.