Home / 889,001.27-1,333,906.73-376,806.78

Finding the Fourth Proportional to 889,001.27, 1,333,906.73 and 376,806.78

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Solution

The fourth proportional to 889,001.27, 1,333,906.73 and 376,806.78 is: 565,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,001.27 : 1,333,906.73 = 376,806.78 : x
  2. Step 2: Convert to fraction form
    889,001.27/1,333,906.73 = 376,806.78/x
  3. Step 3: Cross multiply
    889,001.27x = 1,333,906.73 × 376,806.78
  4. Step 4: Simplify right side
    889,001.27x = 502,625,097,867.60
  5. Step 5: Solve for x
    x = 502,625,097,867.60/889,001.27
  6. Step 6: Final answer
    x = 565,381.76

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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.