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Finding the Fourth Proportional to 604,584.22, 906,884.12 and 178,023.06

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Solution

The fourth proportional to 604,584.22, 906,884.12 and 178,023.06 is: 267,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,584.22 : 906,884.12 = 178,023.06 : x
  2. Step 2: Convert to fraction form
    604,584.22/906,884.12 = 178,023.06/x
  3. Step 3: Cross multiply
    604,584.22x = 906,884.12 × 178,023.06
  4. Step 4: Simplify right side
    604,584.22x = 161,446,285,217.69
  5. Step 5: Solve for x
    x = 161,446,285,217.69/604,584.22
  6. Step 6: Final answer
    x = 267,036.88

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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.