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Finding the Fourth Proportional to 548,707.93, 757,286.49 and 333,835.18

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Solution

The fourth proportional to 548,707.93, 757,286.49 and 333,835.18 is: 460,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,707.93 : 757,286.49 = 333,835.18 : x
  2. Step 2: Convert to fraction form
    548,707.93/757,286.49 = 333,835.18/x
  3. Step 3: Cross multiply
    548,707.93x = 757,286.49 × 333,835.18
  4. Step 4: Simplify right side
    548,707.93x = 252,808,871,700.72
  5. Step 5: Solve for x
    x = 252,808,871,700.72/548,707.93
  6. Step 6: Final answer
    x = 460,734.86

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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.