Home / 736,404.40-1,104,606.60-263,105.20

Finding the Fourth Proportional to 736,404.40, 1,104,606.60 and 263,105.20

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Solution

The fourth proportional to 736,404.40, 1,104,606.60 and 263,105.20 is: 394,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,404.40 : 1,104,606.60 = 263,105.20 : x
  2. Step 2: Convert to fraction form
    736,404.40/1,104,606.60 = 263,105.20/x
  3. Step 3: Cross multiply
    736,404.40x = 1,104,606.60 × 263,105.20
  4. Step 4: Simplify right side
    736,404.40x = 290,627,740,414.32
  5. Step 5: Solve for x
    x = 290,627,740,414.32/736,404.40
  6. Step 6: Final answer
    x = 394,657.80

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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.