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Finding the Fourth Proportional to 605,010.94, 907,573.51 and 178,548.37

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Solution

The fourth proportional to 605,010.94, 907,573.51 and 178,548.37 is: 267,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,010.94 : 907,573.51 = 178,548.37 : x
  2. Step 2: Convert to fraction form
    605,010.94/907,573.51 = 178,548.37/x
  3. Step 3: Cross multiply
    605,010.94x = 907,573.51 × 178,548.37
  4. Step 4: Simplify right side
    605,010.94x = 162,045,768,819.93
  5. Step 5: Solve for x
    x = 162,045,768,819.93/605,010.94
  6. Step 6: Final answer
    x = 267,839.40

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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.