Home / 791,546.40-1,188,194.40-492,364.80

Finding the Fourth Proportional to 791,546.40, 1,188,194.40 and 492,364.80

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Solution

The fourth proportional to 791,546.40, 1,188,194.40 and 492,364.80 is: 739,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,546.40 : 1,188,194.40 = 492,364.80 : x
  2. Step 2: Convert to fraction form
    791,546.40/1,188,194.40 = 492,364.80/x
  3. Step 3: Cross multiply
    791,546.40x = 1,188,194.40 × 492,364.80
  4. Step 4: Simplify right side
    791,546.40x = 585,025,098,117.12
  5. Step 5: Solve for x
    x = 585,025,098,117.12/791,546.40
  6. Step 6: Final answer
    x = 739,091.35

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Double scale
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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.