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Finding the Fourth Proportional to 227,549.32, 341,328.90 and 69,774.28

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Solution

The fourth proportional to 227,549.32, 341,328.90 and 69,774.28 is: 104,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,549.32 : 341,328.90 = 69,774.28 : x
  2. Step 2: Convert to fraction form
    227,549.32/341,328.90 = 69,774.28/x
  3. Step 3: Cross multiply
    227,549.32x = 341,328.90 × 69,774.28
  4. Step 4: Simplify right side
    227,549.32x = 23,815,978,240.69
  5. Step 5: Solve for x
    x = 23,815,978,240.69/227,549.32
  6. Step 6: Final answer
    x = 104,662.93

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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.