Home / 334,830.80-502,246.20-228,542.60

Finding the Fourth Proportional to 334,830.80, 502,246.20 and 228,542.60

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Solution

The fourth proportional to 334,830.80, 502,246.20 and 228,542.60 is: 342,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,830.80 : 502,246.20 = 228,542.60 : x
  2. Step 2: Convert to fraction form
    334,830.80/502,246.20 = 228,542.60/x
  3. Step 3: Cross multiply
    334,830.80x = 502,246.20 × 228,542.60
  4. Step 4: Simplify right side
    334,830.80x = 114,784,652,388.12
  5. Step 5: Solve for x
    x = 114,784,652,388.12/334,830.80
  6. Step 6: Final answer
    x = 342,813.90

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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.