Home / 356,272.28-491,637.36-195,096.20

Finding the Fourth Proportional to 356,272.28, 491,637.36 and 195,096.20

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Solution

The fourth proportional to 356,272.28, 491,637.36 and 195,096.20 is: 269,222.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,272.28 : 491,637.36 = 195,096.20 : x
  2. Step 2: Convert to fraction form
    356,272.28/491,637.36 = 195,096.20/x
  3. Step 3: Cross multiply
    356,272.28x = 491,637.36 × 195,096.20
  4. Step 4: Simplify right side
    356,272.28x = 95,916,580,714.03
  5. Step 5: Solve for x
    x = 95,916,580,714.03/356,272.28
  6. Step 6: Final answer
    x = 269,222.69

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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.