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Finding the Fourth Proportional to 605,426.40, 908,139.60 and 184,647.60

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Solution

The fourth proportional to 605,426.40, 908,139.60 and 184,647.60 is: 276,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,426.40 : 908,139.60 = 184,647.60 : x
  2. Step 2: Convert to fraction form
    605,426.40/908,139.60 = 184,647.60/x
  3. Step 3: Cross multiply
    605,426.40x = 908,139.60 × 184,647.60
  4. Step 4: Simplify right side
    605,426.40x = 167,685,797,604.96
  5. Step 5: Solve for x
    x = 167,685,797,604.96/605,426.40
  6. Step 6: Final answer
    x = 276,971.40

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Similar ratio
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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.