Home / 800,430.47-1,104,620.39-437,846.04

Finding the Fourth Proportional to 800,430.47, 1,104,620.39 and 437,846.04

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Solution

The fourth proportional to 800,430.47, 1,104,620.39 and 437,846.04 is: 604,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,430.47 : 1,104,620.39 = 437,846.04 : x
  2. Step 2: Convert to fraction form
    800,430.47/1,104,620.39 = 437,846.04/x
  3. Step 3: Cross multiply
    800,430.47x = 1,104,620.39 × 437,846.04
  4. Step 4: Simplify right side
    800,430.47x = 483,653,664,559.37
  5. Step 5: Solve for x
    x = 483,653,664,559.37/800,430.47
  6. Step 6: Final answer
    x = 604,241.95

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1.5x scale

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.