Home / 744,945.40-1,117,418.10-295,773.40

Finding the Fourth Proportional to 744,945.40, 1,117,418.10 and 295,773.40

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Solution

The fourth proportional to 744,945.40, 1,117,418.10 and 295,773.40 is: 443,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,945.40 : 1,117,418.10 = 295,773.40 : x
  2. Step 2: Convert to fraction form
    744,945.40/1,117,418.10 = 295,773.40/x
  3. Step 3: Cross multiply
    744,945.40x = 1,117,418.10 × 295,773.40
  4. Step 4: Simplify right side
    744,945.40x = 330,502,550,658.54
  5. Step 5: Solve for x
    x = 330,502,550,658.54/744,945.40
  6. Step 6: Final answer
    x = 443,660.10

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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.