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Finding the Fourth Proportional to 365,988.01, 504,662.38 and 238,427.05

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Solution

The fourth proportional to 365,988.01, 504,662.38 and 238,427.05 is: 328,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,988.01 : 504,662.38 = 238,427.05 : x
  2. Step 2: Convert to fraction form
    365,988.01/504,662.38 = 238,427.05/x
  3. Step 3: Cross multiply
    365,988.01x = 504,662.38 × 238,427.05
  4. Step 4: Simplify right side
    365,988.01x = 120,325,162,509.38
  5. Step 5: Solve for x
    x = 120,325,162,509.38/365,988.01
  6. Step 6: Final answer
    x = 328,768.04

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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.