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Finding the Fourth Proportional to 454,771.71, 682,630.70 and 334,963.94

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Solution

The fourth proportional to 454,771.71, 682,630.70 and 334,963.94 is: 502,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,771.71 : 682,630.70 = 334,963.94 : x
  2. Step 2: Convert to fraction form
    454,771.71/682,630.70 = 334,963.94/x
  3. Step 3: Cross multiply
    454,771.71x = 682,630.70 × 334,963.94
  4. Step 4: Simplify right side
    454,771.71x = 228,656,663,748.99
  5. Step 5: Solve for x
    x = 228,656,663,748.99/454,771.71
  6. Step 6: Final answer
    x = 502,794.39

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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.