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Finding the Fourth Proportional to 316,608, 436,919.04 and 182,480.64

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Solution

The fourth proportional to 316,608, 436,919.04 and 182,480.64 is: 251,823.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,608 : 436,919.04 = 182,480.64 : x
  2. Step 2: Convert to fraction form
    316,608/436,919.04 = 182,480.64/x
  3. Step 3: Cross multiply
    316,608x = 436,919.04 × 182,480.64
  4. Step 4: Simplify right side
    316,608x = 79,729,266,047.39
  5. Step 5: Solve for x
    x = 79,729,266,047.39/316,608
  6. Step 6: Final answer
    x = 251,823.28

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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.