Home / 243,815.88-336,531.06-228,946.44

Finding the Fourth Proportional to 243,815.88, 336,531.06 and 228,946.44

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Solution

The fourth proportional to 243,815.88, 336,531.06 and 228,946.44 is: 316,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,815.88 : 336,531.06 = 228,946.44 : x
  2. Step 2: Convert to fraction form
    243,815.88/336,531.06 = 228,946.44/x
  3. Step 3: Cross multiply
    243,815.88x = 336,531.06 × 228,946.44
  4. Step 4: Simplify right side
    243,815.88x = 77,047,588,136.43
  5. Step 5: Solve for x
    x = 77,047,588,136.43/243,815.88
  6. Step 6: Final answer
    x = 316,007.26

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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.