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Finding the Fourth Proportional to 427,737.75, 590,257.94 and 234,141.63

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Solution

The fourth proportional to 427,737.75, 590,257.94 and 234,141.63 is: 323,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,737.75 : 590,257.94 = 234,141.63 : x
  2. Step 2: Convert to fraction form
    427,737.75/590,257.94 = 234,141.63/x
  3. Step 3: Cross multiply
    427,737.75x = 590,257.94 × 234,141.63
  4. Step 4: Simplify right side
    427,737.75x = 138,203,955,021.33
  5. Step 5: Solve for x
    x = 138,203,955,021.33/427,737.75
  6. Step 6: Final answer
    x = 323,104.41

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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.