Home / 996,574.20-1,495,007.10-322,540.80

Finding the Fourth Proportional to 996,574.20, 1,495,007.10 and 322,540.80

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Solution

The fourth proportional to 996,574.20, 1,495,007.10 and 322,540.80 is: 483,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,574.20 : 1,495,007.10 = 322,540.80 : x
  2. Step 2: Convert to fraction form
    996,574.20/1,495,007.10 = 322,540.80/x
  3. Step 3: Cross multiply
    996,574.20x = 1,495,007.10 × 322,540.80
  4. Step 4: Simplify right side
    996,574.20x = 482,200,786,039.68
  5. Step 5: Solve for x
    x = 482,200,786,039.68/996,574.20
  6. Step 6: Final answer
    x = 483,858.39

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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.