Home / 295,434.24-407,713.92-161,297.28

Finding the Fourth Proportional to 295,434.24, 407,713.92 and 161,297.28

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Solution

The fourth proportional to 295,434.24, 407,713.92 and 161,297.28 is: 222,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,434.24 : 407,713.92 = 161,297.28 : x
  2. Step 2: Convert to fraction form
    295,434.24/407,713.92 = 161,297.28/x
  3. Step 3: Cross multiply
    295,434.24x = 407,713.92 × 161,297.28
  4. Step 4: Simplify right side
    295,434.24x = 65,763,146,314.14
  5. Step 5: Solve for x
    x = 65,763,146,314.14/295,434.24
  6. Step 6: Final answer
    x = 222,598.26

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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.