Home / 847,147.62-1,270,439.52-341,578.02

Finding the Fourth Proportional to 847,147.62, 1,270,439.52 and 341,578.02

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Solution

The fourth proportional to 847,147.62, 1,270,439.52 and 341,578.02 is: 512,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,147.62 : 1,270,439.52 = 341,578.02 : x
  2. Step 2: Convert to fraction form
    847,147.62/1,270,439.52 = 341,578.02/x
  3. Step 3: Cross multiply
    847,147.62x = 1,270,439.52 × 341,578.02
  4. Step 4: Simplify right side
    847,147.62x = 433,954,215,771.35
  5. Step 5: Solve for x
    x = 433,954,215,771.35/847,147.62
  6. Step 6: Final answer
    x = 512,253.36

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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.