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Finding the Fourth Proportional to 248,325.90, 372,729.42 and 234,839.40

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Solution

The fourth proportional to 248,325.90, 372,729.42 and 234,839.40 is: 352,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,325.90 : 372,729.42 = 234,839.40 : x
  2. Step 2: Convert to fraction form
    248,325.90/372,729.42 = 234,839.40/x
  3. Step 3: Cross multiply
    248,325.90x = 372,729.42 × 234,839.40
  4. Step 4: Simplify right side
    248,325.90x = 87,531,553,355.15
  5. Step 5: Solve for x
    x = 87,531,553,355.15/248,325.90
  6. Step 6: Final answer
    x = 352,486.60

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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.