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Finding the Fourth Proportional to 605,035.39, 907,341.54 and 178,458.07

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Solution

The fourth proportional to 605,035.39, 907,341.54 and 178,458.07 is: 267,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,035.39 : 907,341.54 = 178,458.07 : x
  2. Step 2: Convert to fraction form
    605,035.39/907,341.54 = 178,458.07/x
  3. Step 3: Cross multiply
    605,035.39x = 907,341.54 × 178,458.07
  4. Step 4: Simplify right side
    605,035.39x = 161,922,420,059.23
  5. Step 5: Solve for x
    x = 161,922,420,059.23/605,035.39
  6. Step 6: Final answer
    x = 267,624.71

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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.