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Finding the Fourth Proportional to 454,768.70, 682,626.19 and 334,960.93

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Solution

The fourth proportional to 454,768.70, 682,626.19 and 334,960.93 is: 502,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,768.70 : 682,626.19 = 334,960.93 : x
  2. Step 2: Convert to fraction form
    454,768.70/682,626.19 = 334,960.93/x
  3. Step 3: Cross multiply
    454,768.70x = 682,626.19 × 334,960.93
  4. Step 4: Simplify right side
    454,768.70x = 228,653,104,000.48
  5. Step 5: Solve for x
    x = 228,653,104,000.48/454,768.70
  6. Step 6: Final answer
    x = 502,789.89

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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.