Home / 401,684.42-554,344.62-229,611.26

Finding the Fourth Proportional to 401,684.42, 554,344.62 and 229,611.26

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Solution

The fourth proportional to 401,684.42, 554,344.62 and 229,611.26 is: 316,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,684.42 : 554,344.62 = 229,611.26 : x
  2. Step 2: Convert to fraction form
    401,684.42/554,344.62 = 229,611.26/x
  3. Step 3: Cross multiply
    401,684.42x = 554,344.62 × 229,611.26
  4. Step 4: Simplify right side
    401,684.42x = 127,283,766,672.42
  5. Step 5: Solve for x
    x = 127,283,766,672.42/401,684.42
  6. Step 6: Final answer
    x = 316,875.04

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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.