Home / 380,942.23-571,508.52-268,841.27

Finding the Fourth Proportional to 380,942.23, 571,508.52 and 268,841.27

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Solution

The fourth proportional to 380,942.23, 571,508.52 and 268,841.27 is: 403,329.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,942.23 : 571,508.52 = 268,841.27 : x
  2. Step 2: Convert to fraction form
    380,942.23/571,508.52 = 268,841.27/x
  3. Step 3: Cross multiply
    380,942.23x = 571,508.52 × 268,841.27
  4. Step 4: Simplify right side
    380,942.23x = 153,645,076,332.62
  5. Step 5: Solve for x
    x = 153,645,076,332.62/380,942.23
  6. Step 6: Final answer
    x = 403,329.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.