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Finding the Fourth Proportional to 349,857.06, 482,797.38 and 194,807.28

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Solution

The fourth proportional to 349,857.06, 482,797.38 and 194,807.28 is: 268,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,857.06 : 482,797.38 = 194,807.28 : x
  2. Step 2: Convert to fraction form
    349,857.06/482,797.38 = 194,807.28/x
  3. Step 3: Cross multiply
    349,857.06x = 482,797.38 × 194,807.28
  4. Step 4: Simplify right side
    349,857.06x = 94,052,444,388.93
  5. Step 5: Solve for x
    x = 94,052,444,388.93/349,857.06
  6. Step 6: Final answer
    x = 268,831.06

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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.