Home / 755,616.30-1,133,424.45-657,201.30

Finding the Fourth Proportional to 755,616.30, 1,133,424.45 and 657,201.30

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Solution

The fourth proportional to 755,616.30, 1,133,424.45 and 657,201.30 is: 985,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,616.30 : 1,133,424.45 = 657,201.30 : x
  2. Step 2: Convert to fraction form
    755,616.30/1,133,424.45 = 657,201.30/x
  3. Step 3: Cross multiply
    755,616.30x = 1,133,424.45 × 657,201.30
  4. Step 4: Simplify right side
    755,616.30x = 744,888,021,991.79
  5. Step 5: Solve for x
    x = 744,888,021,991.79/755,616.30
  6. Step 6: Final answer
    x = 985,801.95

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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.