Home / 800,597.28-1,104,616.80-478,165.44

Finding the Fourth Proportional to 800,597.28, 1,104,616.80 and 478,165.44

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Solution

The fourth proportional to 800,597.28, 1,104,616.80 and 478,165.44 is: 659,744.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,597.28 : 1,104,616.80 = 478,165.44 : x
  2. Step 2: Convert to fraction form
    800,597.28/1,104,616.80 = 478,165.44/x
  3. Step 3: Cross multiply
    800,597.28x = 1,104,616.80 × 478,165.44
  4. Step 4: Simplify right side
    800,597.28x = 528,189,578,203.39
  5. Step 5: Solve for x
    x = 528,189,578,203.39/800,597.28
  6. Step 6: Final answer
    x = 659,744.41

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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.