Home / 800,245.21-1,104,322.87-437,667.95

Finding the Fourth Proportional to 800,245.21, 1,104,322.87 and 437,667.95

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Solution

The fourth proportional to 800,245.21, 1,104,322.87 and 437,667.95 is: 603,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,245.21 : 1,104,322.87 = 437,667.95 : x
  2. Step 2: Convert to fraction form
    800,245.21/1,104,322.87 = 437,667.95/x
  3. Step 3: Cross multiply
    800,245.21x = 1,104,322.87 × 437,667.95
  4. Step 4: Simplify right side
    800,245.21x = 483,326,726,651.02
  5. Step 5: Solve for x
    x = 483,326,726,651.02/800,245.21
  6. Step 6: Final answer
    x = 603,973.28

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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.