Home / 875,834.06-1,208,634.89-493,861.14

Finding the Fourth Proportional to 875,834.06, 1,208,634.89 and 493,861.14

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Solution

The fourth proportional to 875,834.06, 1,208,634.89 and 493,861.14 is: 681,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,834.06 : 1,208,634.89 = 493,861.14 : x
  2. Step 2: Convert to fraction form
    875,834.06/1,208,634.89 = 493,861.14/x
  3. Step 3: Cross multiply
    875,834.06x = 1,208,634.89 × 493,861.14
  4. Step 4: Simplify right side
    875,834.06x = 596,897,802,149.87
  5. Step 5: Solve for x
    x = 596,897,802,149.87/875,834.06
  6. Step 6: Final answer
    x = 681,519.29

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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.