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Finding the Fourth Proportional to 248,234.40, 372,351.60 and 228,794.40

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Solution

The fourth proportional to 248,234.40, 372,351.60 and 228,794.40 is: 343,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,234.40 : 372,351.60 = 228,794.40 : x
  2. Step 2: Convert to fraction form
    248,234.40/372,351.60 = 228,794.40/x
  3. Step 3: Cross multiply
    248,234.40x = 372,351.60 × 228,794.40
  4. Step 4: Simplify right side
    248,234.40x = 85,191,960,911.04
  5. Step 5: Solve for x
    x = 85,191,960,911.04/248,234.40
  6. Step 6: Final answer
    x = 343,191.60

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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.