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Finding the Fourth Proportional to 602,201.25, 903,651.80 and 269,777.25

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Solution

The fourth proportional to 602,201.25, 903,651.80 and 269,777.25 is: 404,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,201.25 : 903,651.80 = 269,777.25 : x
  2. Step 2: Convert to fraction form
    602,201.25/903,651.80 = 269,777.25/x
  3. Step 3: Cross multiply
    602,201.25x = 903,651.80 × 269,777.25
  4. Step 4: Simplify right side
    602,201.25x = 243,784,696,212.66
  5. Step 5: Solve for x
    x = 243,784,696,212.66/602,201.25
  6. Step 6: Final answer
    x = 404,822.63

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1.5x scale

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.