Home / 801,692.01-1,106,335.44-439,121.93

Finding the Fourth Proportional to 801,692.01, 1,106,335.44 and 439,121.93

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Solution

The fourth proportional to 801,692.01, 1,106,335.44 and 439,121.93 is: 605,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,692.01 : 1,106,335.44 = 439,121.93 : x
  2. Step 2: Convert to fraction form
    801,692.01/1,106,335.44 = 439,121.93/x
  3. Step 3: Cross multiply
    801,692.01x = 1,106,335.44 × 439,121.93
  4. Step 4: Simplify right side
    801,692.01x = 485,816,148,108.52
  5. Step 5: Solve for x
    x = 485,816,148,108.52/801,692.01
  6. Step 6: Final answer
    x = 605,988.51

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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.