Home / 804,519.55-1,205,753.40-377,112.64

Finding the Fourth Proportional to 804,519.55, 1,205,753.40 and 377,112.64

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Solution

The fourth proportional to 804,519.55, 1,205,753.40 and 377,112.64 is: 565,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,519.55 : 1,205,753.40 = 377,112.64 : x
  2. Step 2: Convert to fraction form
    804,519.55/1,205,753.40 = 377,112.64/x
  3. Step 3: Cross multiply
    804,519.55x = 1,205,753.40 × 377,112.64
  4. Step 4: Simplify right side
    804,519.55x = 454,704,847,862.98
  5. Step 5: Solve for x
    x = 454,704,847,862.98/804,519.55
  6. Step 6: Final answer
    x = 565,188.07

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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.