Home / 889,926.52-1,227,759.62-657,910.56

Finding the Fourth Proportional to 889,926.52, 1,227,759.62 and 657,910.56

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Solution

The fourth proportional to 889,926.52, 1,227,759.62 and 657,910.56 is: 907,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,926.52 : 1,227,759.62 = 657,910.56 : x
  2. Step 2: Convert to fraction form
    889,926.52/1,227,759.62 = 657,910.56/x
  3. Step 3: Cross multiply
    889,926.52x = 1,227,759.62 × 657,910.56
  4. Step 4: Simplify right side
    889,926.52x = 807,756,019,139.59
  5. Step 5: Solve for x
    x = 807,756,019,139.59/889,926.52
  6. Step 6: Final answer
    x = 907,665.97

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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.