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Finding the Fourth Proportional to 604,081.30, 906,251.55 and 183,399.70

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Solution

The fourth proportional to 604,081.30, 906,251.55 and 183,399.70 is: 275,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,081.30 : 906,251.55 = 183,399.70 : x
  2. Step 2: Convert to fraction form
    604,081.30/906,251.55 = 183,399.70/x
  3. Step 3: Cross multiply
    604,081.30x = 906,251.55 × 183,399.70
  4. Step 4: Simplify right side
    604,081.30x = 166,206,262,394.54
  5. Step 5: Solve for x
    x = 166,206,262,394.54/604,081.30
  6. Step 6: Final answer
    x = 275,138.90

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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.