Home / 356,719.05-492,266.70-195,575.49

Finding the Fourth Proportional to 356,719.05, 492,266.70 and 195,575.49

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Solution

The fourth proportional to 356,719.05, 492,266.70 and 195,575.49 is: 269,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,719.05 : 492,266.70 = 195,575.49 : x
  2. Step 2: Convert to fraction form
    356,719.05/492,266.70 = 195,575.49/x
  3. Step 3: Cross multiply
    356,719.05x = 492,266.70 × 195,575.49
  4. Step 4: Simplify right side
    356,719.05x = 96,275,301,063.18
  5. Step 5: Solve for x
    x = 96,275,301,063.18/356,719.05
  6. Step 6: Final answer
    x = 269,891.11

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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.