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Finding the Fourth Proportional to 605,014.75, 907,579.23 and 178,552.18

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Solution

The fourth proportional to 605,014.75, 907,579.23 and 178,552.18 is: 267,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,014.75 : 907,579.23 = 178,552.18 : x
  2. Step 2: Convert to fraction form
    605,014.75/907,579.23 = 178,552.18/x
  3. Step 3: Cross multiply
    605,014.75x = 907,579.23 × 178,552.18
  4. Step 4: Simplify right side
    605,014.75x = 162,050,250,039.22
  5. Step 5: Solve for x
    x = 162,050,250,039.22/605,014.75
  6. Step 6: Final answer
    x = 267,845.12

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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.