Home / 983,997.76-1,476,035.52-274,087.84

Finding the Fourth Proportional to 983,997.76, 1,476,035.52 and 274,087.84

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Solution

The fourth proportional to 983,997.76, 1,476,035.52 and 274,087.84 is: 411,142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,997.76 : 1,476,035.52 = 274,087.84 : x
  2. Step 2: Convert to fraction form
    983,997.76/1,476,035.52 = 274,087.84/x
  3. Step 3: Cross multiply
    983,997.76x = 1,476,035.52 × 274,087.84
  4. Step 4: Simplify right side
    983,997.76x = 404,563,387,440.08
  5. Step 5: Solve for x
    x = 404,563,387,440.08/983,997.76
  6. Step 6: Final answer
    x = 411,142.59

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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.