Home / 804,159.43-1,205,884.87-377,816.43

Finding the Fourth Proportional to 804,159.43, 1,205,884.87 and 377,816.43

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Solution

The fourth proportional to 804,159.43, 1,205,884.87 and 377,816.43 is: 566,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,159.43 : 1,205,884.87 = 377,816.43 : x
  2. Step 2: Convert to fraction form
    804,159.43/1,205,884.87 = 377,816.43/x
  3. Step 3: Cross multiply
    804,159.43x = 1,205,884.87 × 377,816.43
  4. Step 4: Simplify right side
    804,159.43x = 455,603,120,151.94
  5. Step 5: Solve for x
    x = 455,603,120,151.94/804,159.43
  6. Step 6: Final answer
    x = 566,558.20

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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.