Home / 722,833.80-1,084,250.70-607,360.20

Finding the Fourth Proportional to 722,833.80, 1,084,250.70 and 607,360.20

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Solution

The fourth proportional to 722,833.80, 1,084,250.70 and 607,360.20 is: 911,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,833.80 : 1,084,250.70 = 607,360.20 : x
  2. Step 2: Convert to fraction form
    722,833.80/1,084,250.70 = 607,360.20/x
  3. Step 3: Cross multiply
    722,833.80x = 1,084,250.70 × 607,360.20
  4. Step 4: Simplify right side
    722,833.80x = 658,530,722,002.14
  5. Step 5: Solve for x
    x = 658,530,722,002.14/722,833.80
  6. Step 6: Final answer
    x = 911,040.30

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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.