Home / 1,253,354.38-1,880,336.94-400,424.92

Finding the Fourth Proportional to 1,253,354.38, 1,880,336.94 and 400,424.92

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Solution

The fourth proportional to 1,253,354.38, 1,880,336.94 and 400,424.92 is: 600,734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,354.38 : 1,880,336.94 = 400,424.92 : x
  2. Step 2: Convert to fraction form
    1,253,354.38/1,880,336.94 = 400,424.92/x
  3. Step 3: Cross multiply
    1,253,354.38x = 1,880,336.94 × 400,424.92
  4. Step 4: Simplify right side
    1,253,354.38x = 752,933,768,772.55
  5. Step 5: Solve for x
    x = 752,933,768,772.55/1,253,354.38
  6. Step 6: Final answer
    x = 600,734.94

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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.