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Finding the Fourth Proportional to 584,226, 876,339 and 140,994

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Solution

The fourth proportional to 584,226, 876,339 and 140,994 is: 211,491

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,226 : 876,339 = 140,994 : x
  2. Step 2: Convert to fraction form
    584,226/876,339 = 140,994/x
  3. Step 3: Cross multiply
    584,226x = 876,339 × 140,994
  4. Step 4: Simplify right side
    584,226x = 123,558,540,966
  5. Step 5: Solve for x
    x = 123,558,540,966/584,226
  6. Step 6: Final answer
    x = 211,491

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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.