Home / 798,251.57-1,101,571.55-435,678.02

Finding the Fourth Proportional to 798,251.57, 1,101,571.55 and 435,678.02

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Solution

The fourth proportional to 798,251.57, 1,101,571.55 and 435,678.02 is: 601,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,251.57 : 1,101,571.55 = 435,678.02 : x
  2. Step 2: Convert to fraction form
    798,251.57/1,101,571.55 = 435,678.02/x
  3. Step 3: Cross multiply
    798,251.57x = 1,101,571.55 × 435,678.02
  4. Step 4: Simplify right side
    798,251.57x = 479,930,516,067.11
  5. Step 5: Solve for x
    x = 479,930,516,067.11/798,251.57
  6. Step 6: Final answer
    x = 601,227.15

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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.