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Finding the Fourth Proportional to 297,289.16, 410,142.26 and 169,896.41

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Solution

The fourth proportional to 297,289.16, 410,142.26 and 169,896.41 is: 234,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,289.16 : 410,142.26 = 169,896.41 : x
  2. Step 2: Convert to fraction form
    297,289.16/410,142.26 = 169,896.41/x
  3. Step 3: Cross multiply
    297,289.16x = 410,142.26 × 169,896.41
  4. Step 4: Simplify right side
    297,289.16x = 69,681,696,713.80
  5. Step 5: Solve for x
    x = 69,681,696,713.80/297,289.16
  6. Step 6: Final answer
    x = 234,390.30

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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.