Home / 967,513.43-1,451,445.31-398,578.36

Finding the Fourth Proportional to 967,513.43, 1,451,445.31 and 398,578.36

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Solution

The fourth proportional to 967,513.43, 1,451,445.31 and 398,578.36 is: 597,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,513.43 : 1,451,445.31 = 398,578.36 : x
  2. Step 2: Convert to fraction form
    967,513.43/1,451,445.31 = 398,578.36/x
  3. Step 3: Cross multiply
    967,513.43x = 1,451,445.31 × 398,578.36
  4. Step 4: Simplify right side
    967,513.43x = 578,514,691,289.49
  5. Step 5: Solve for x
    x = 578,514,691,289.49/967,513.43
  6. Step 6: Final answer
    x = 597,939.70

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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.