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Finding the Fourth Proportional to 356,369.34, 491,801.93 and 195,224.34

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Solution

The fourth proportional to 356,369.34, 491,801.93 and 195,224.34 is: 269,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,369.34 : 491,801.93 = 195,224.34 : x
  2. Step 2: Convert to fraction form
    356,369.34/491,801.93 = 195,224.34/x
  3. Step 3: Cross multiply
    356,369.34x = 491,801.93 × 195,224.34
  4. Step 4: Simplify right side
    356,369.34x = 96,011,708,795.20
  5. Step 5: Solve for x
    x = 96,011,708,795.20/356,369.34
  6. Step 6: Final answer
    x = 269,416.30

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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.