Home / 722,724.26-997,325.88-396,035.33

Finding the Fourth Proportional to 722,724.26, 997,325.88 and 396,035.33

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Solution

The fourth proportional to 722,724.26, 997,325.88 and 396,035.33 is: 546,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,724.26 : 997,325.88 = 396,035.33 : x
  2. Step 2: Convert to fraction form
    722,724.26/997,325.88 = 396,035.33/x
  3. Step 3: Cross multiply
    722,724.26x = 997,325.88 × 396,035.33
  4. Step 4: Simplify right side
    722,724.26x = 394,976,284,003.34
  5. Step 5: Solve for x
    x = 394,976,284,003.34/722,724.26
  6. Step 6: Final answer
    x = 546,510.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.