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Finding the Fourth Proportional to 486,935.01, 730,334.34 and 167,081.67

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Solution

The fourth proportional to 486,935.01, 730,334.34 and 167,081.67 is: 250,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,935.01 : 730,334.34 = 167,081.67 : x
  2. Step 2: Convert to fraction form
    486,935.01/730,334.34 = 167,081.67/x
  3. Step 3: Cross multiply
    486,935.01x = 730,334.34 × 167,081.67
  4. Step 4: Simplify right side
    486,935.01x = 122,025,481,185.55
  5. Step 5: Solve for x
    x = 122,025,481,185.55/486,935.01
  6. Step 6: Final answer
    x = 250,599.11

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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.