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Finding the Fourth Proportional to 348,409.77, 522,261.69 and 236,101.34

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Solution

The fourth proportional to 348,409.77, 522,261.69 and 236,101.34 is: 353,912.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,409.77 : 522,261.69 = 236,101.34 : x
  2. Step 2: Convert to fraction form
    348,409.77/522,261.69 = 236,101.34/x
  3. Step 3: Cross multiply
    348,409.77x = 522,261.69 × 236,101.34
  4. Step 4: Simplify right side
    348,409.77x = 123,306,686,588.01
  5. Step 5: Solve for x
    x = 123,306,686,588.01/348,409.77
  6. Step 6: Final answer
    x = 353,912.83

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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.