Home / 1,198,845.81-1,798,227.25-300,295.29

Finding the Fourth Proportional to 1,198,845.81, 1,798,227.25 and 300,295.29

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Solution

The fourth proportional to 1,198,845.81, 1,798,227.25 and 300,295.29 is: 450,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,845.81 : 1,798,227.25 = 300,295.29 : x
  2. Step 2: Convert to fraction form
    1,198,845.81/1,798,227.25 = 300,295.29/x
  3. Step 3: Cross multiply
    1,198,845.81x = 1,798,227.25 × 300,295.29
  4. Step 4: Simplify right side
    1,198,845.81x = 539,999,172,773.91
  5. Step 5: Solve for x
    x = 539,999,172,773.91/1,198,845.81
  6. Step 6: Final answer
    x = 450,432.55

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1.5x scale

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.