Home / 349,724.60-523,982.10-162,351.80

Finding the Fourth Proportional to 349,724.60, 523,982.10 and 162,351.80

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Solution

The fourth proportional to 349,724.60, 523,982.10 and 162,351.80 is: 243,246.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,724.60 : 523,982.10 = 162,351.80 : x
  2. Step 2: Convert to fraction form
    349,724.60/523,982.10 = 162,351.80/x
  3. Step 3: Cross multiply
    349,724.60x = 523,982.10 × 162,351.80
  4. Step 4: Simplify right side
    349,724.60x = 85,069,437,102.78
  5. Step 5: Solve for x
    x = 85,069,437,102.78/349,724.60
  6. Step 6: Final answer
    x = 243,246.94

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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.