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Finding the Fourth Proportional to 605,430.48, 908,143.20 and 184,704.96

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Solution

The fourth proportional to 605,430.48, 908,143.20 and 184,704.96 is: 277,056.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,430.48 : 908,143.20 = 184,704.96 : x
  2. Step 2: Convert to fraction form
    605,430.48/908,143.20 = 184,704.96/x
  3. Step 3: Cross multiply
    605,430.48x = 908,143.20 × 184,704.96
  4. Step 4: Simplify right side
    605,430.48x = 167,738,553,430.27
  5. Step 5: Solve for x
    x = 167,738,553,430.27/605,430.48
  6. Step 6: Final answer
    x = 277,056.67

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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.