Home / 298,824.40-448,528.20-149,233.60

Finding the Fourth Proportional to 298,824.40, 448,528.20 and 149,233.60

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Solution

The fourth proportional to 298,824.40, 448,528.20 and 149,233.60 is: 223,996.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,824.40 : 448,528.20 = 149,233.60 : x
  2. Step 2: Convert to fraction form
    298,824.40/448,528.20 = 149,233.60/x
  3. Step 3: Cross multiply
    298,824.40x = 448,528.20 × 149,233.60
  4. Step 4: Simplify right side
    298,824.40x = 66,935,477,987.52
  5. Step 5: Solve for x
    x = 66,935,477,987.52/298,824.40
  6. Step 6: Final answer
    x = 223,996.03

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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.