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Finding the Fourth Proportional to 605,092.68, 907,427.43 and 178,515.26

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Solution

The fourth proportional to 605,092.68, 907,427.43 and 178,515.26 is: 267,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,092.68 : 907,427.43 = 178,515.26 : x
  2. Step 2: Convert to fraction form
    605,092.68/907,427.43 = 178,515.26/x
  3. Step 3: Cross multiply
    605,092.68x = 907,427.43 × 178,515.26
  4. Step 4: Simplify right side
    605,092.68x = 161,989,639,060.45
  5. Step 5: Solve for x
    x = 161,989,639,060.45/605,092.68
  6. Step 6: Final answer
    x = 267,710.46

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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.