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Finding the Fourth Proportional to 297,787.26, 410,946.40 and 163,651.26

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Solution

The fourth proportional to 297,787.26, 410,946.40 and 163,651.26 is: 225,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,787.26 : 410,946.40 = 163,651.26 : x
  2. Step 2: Convert to fraction form
    297,787.26/410,946.40 = 163,651.26/x
  3. Step 3: Cross multiply
    297,787.26x = 410,946.40 × 163,651.26
  4. Step 4: Simplify right side
    297,787.26x = 67,251,896,152.46
  5. Step 5: Solve for x
    x = 67,251,896,152.46/297,787.26
  6. Step 6: Final answer
    x = 225,838.73

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1.5x scale

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.