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Finding the Fourth Proportional to 246,732, 340,490.16 and 133,555.56

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Solution

The fourth proportional to 246,732, 340,490.16 and 133,555.56 is: 184,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,732 : 340,490.16 = 133,555.56 : x
  2. Step 2: Convert to fraction form
    246,732/340,490.16 = 133,555.56/x
  3. Step 3: Cross multiply
    246,732x = 340,490.16 × 133,555.56
  4. Step 4: Simplify right side
    246,732x = 45,474,353,993.29
  5. Step 5: Solve for x
    x = 45,474,353,993.29/246,732
  6. Step 6: Final answer
    x = 184,306.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.