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Finding the Fourth Proportional to 548,652.40, 822,978.60 and 233,724.40

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Solution

The fourth proportional to 548,652.40, 822,978.60 and 233,724.40 is: 350,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,652.40 : 822,978.60 = 233,724.40 : x
  2. Step 2: Convert to fraction form
    548,652.40/822,978.60 = 233,724.40/x
  3. Step 3: Cross multiply
    548,652.40x = 822,978.60 × 233,724.40
  4. Step 4: Simplify right side
    548,652.40x = 192,350,179,497.84
  5. Step 5: Solve for x
    x = 192,350,179,497.84/548,652.40
  6. Step 6: Final answer
    x = 350,586.60

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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.