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Finding the Fourth Proportional to 233,400.80, 350,101.20 and 228,216.80

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Solution

The fourth proportional to 233,400.80, 350,101.20 and 228,216.80 is: 342,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,400.80 : 350,101.20 = 228,216.80 : x
  2. Step 2: Convert to fraction form
    233,400.80/350,101.20 = 228,216.80/x
  3. Step 3: Cross multiply
    233,400.80x = 350,101.20 × 228,216.80
  4. Step 4: Simplify right side
    233,400.80x = 79,898,975,540.16
  5. Step 5: Solve for x
    x = 79,898,975,540.16/233,400.80
  6. Step 6: Final answer
    x = 342,325.20

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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.