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Finding the Fourth Proportional to 297,999.42, 411,244.32 and 162,034.28

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Solution

The fourth proportional to 297,999.42, 411,244.32 and 162,034.28 is: 223,610.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,999.42 : 411,244.32 = 162,034.28 : x
  2. Step 2: Convert to fraction form
    297,999.42/411,244.32 = 162,034.28/x
  3. Step 3: Cross multiply
    297,999.42x = 411,244.32 × 162,034.28
  4. Step 4: Simplify right side
    297,999.42x = 66,635,677,388.86
  5. Step 5: Solve for x
    x = 66,635,677,388.86/297,999.42
  6. Step 6: Final answer
    x = 223,610.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.