Home / 1,099,227.25-1,648,841.54-300,448.72

Finding the Fourth Proportional to 1,099,227.25, 1,648,841.54 and 300,448.72

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Solution

The fourth proportional to 1,099,227.25, 1,648,841.54 and 300,448.72 is: 450,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,227.25 : 1,648,841.54 = 300,448.72 : x
  2. Step 2: Convert to fraction form
    1,099,227.25/1,648,841.54 = 300,448.72/x
  3. Step 3: Cross multiply
    1,099,227.25x = 1,648,841.54 × 300,448.72
  4. Step 4: Simplify right side
    1,099,227.25x = 495,392,324,551.48
  5. Step 5: Solve for x
    x = 495,392,324,551.48/1,099,227.25
  6. Step 6: Final answer
    x = 450,673.26

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Double scale
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Similar ratio
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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.