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Finding the Fourth Proportional to 350,442.66, 483,611.06 and 189,297.71

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Solution

The fourth proportional to 350,442.66, 483,611.06 and 189,297.71 is: 261,230.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,442.66 : 483,611.06 = 189,297.71 : x
  2. Step 2: Convert to fraction form
    350,442.66/483,611.06 = 189,297.71/x
  3. Step 3: Cross multiply
    350,442.66x = 483,611.06 × 189,297.71
  4. Step 4: Simplify right side
    350,442.66x = 91,546,462,824.13
  5. Step 5: Solve for x
    x = 91,546,462,824.13/350,442.66
  6. Step 6: Final answer
    x = 261,230.93

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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.