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Finding the Fourth Proportional to 454,772.71, 682,632.20 and 334,964.94

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Solution

The fourth proportional to 454,772.71, 682,632.20 and 334,964.94 is: 502,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,772.71 : 682,632.20 = 334,964.94 : x
  2. Step 2: Convert to fraction form
    454,772.71/682,632.20 = 334,964.94/x
  3. Step 3: Cross multiply
    454,772.71x = 682,632.20 × 334,964.94
  4. Step 4: Simplify right side
    454,772.71x = 228,657,853,915.07
  5. Step 5: Solve for x
    x = 228,657,853,915.07/454,772.71
  6. Step 6: Final answer
    x = 502,795.90

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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.