Home / 895,991.89-1,236,468.27-493,583.89

Finding the Fourth Proportional to 895,991.89, 1,236,468.27 and 493,583.89

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Solution

The fourth proportional to 895,991.89, 1,236,468.27 and 493,583.89 is: 681,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,991.89 : 1,236,468.27 = 493,583.89 : x
  2. Step 2: Convert to fraction form
    895,991.89/1,236,468.27 = 493,583.89/x
  3. Step 3: Cross multiply
    895,991.89x = 1,236,468.27 × 493,583.89
  4. Step 4: Simplify right side
    895,991.89x = 610,300,816,100.25
  5. Step 5: Solve for x
    x = 610,300,816,100.25/895,991.89
  6. Step 6: Final answer
    x = 681,145.47

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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.