Home / 797,021.40-1,195,532.10-298,320.60

Finding the Fourth Proportional to 797,021.40, 1,195,532.10 and 298,320.60

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Solution

The fourth proportional to 797,021.40, 1,195,532.10 and 298,320.60 is: 447,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,021.40 : 1,195,532.10 = 298,320.60 : x
  2. Step 2: Convert to fraction form
    797,021.40/1,195,532.10 = 298,320.60/x
  3. Step 3: Cross multiply
    797,021.40x = 1,195,532.10 × 298,320.60
  4. Step 4: Simplify right side
    797,021.40x = 356,651,853,391.26
  5. Step 5: Solve for x
    x = 356,651,853,391.26/797,021.40
  6. Step 6: Final answer
    x = 447,480.90

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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.