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Finding the Fourth Proportional to 604,743.95, 906,309.73 and 225,282.59

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Solution

The fourth proportional to 604,743.95, 906,309.73 and 225,282.59 is: 337,623.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,743.95 : 906,309.73 = 225,282.59 : x
  2. Step 2: Convert to fraction form
    604,743.95/906,309.73 = 225,282.59/x
  3. Step 3: Cross multiply
    604,743.95x = 906,309.73 × 225,282.59
  4. Step 4: Simplify right side
    604,743.95x = 204,175,805,647.92
  5. Step 5: Solve for x
    x = 204,175,805,647.92/604,743.95
  6. Step 6: Final answer
    x = 337,623.56

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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.