Home / 228,822.40-343,233.60-189,164.80

Finding the Fourth Proportional to 228,822.40, 343,233.60 and 189,164.80

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Solution

The fourth proportional to 228,822.40, 343,233.60 and 189,164.80 is: 283,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,822.40 : 343,233.60 = 189,164.80 : x
  2. Step 2: Convert to fraction form
    228,822.40/343,233.60 = 189,164.80/x
  3. Step 3: Cross multiply
    228,822.40x = 343,233.60 × 189,164.80
  4. Step 4: Simplify right side
    228,822.40x = 64,927,715,297.28
  5. Step 5: Solve for x
    x = 64,927,715,297.28/228,822.40
  6. Step 6: Final answer
    x = 283,747.20

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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.