Home / 800,118.68-1,104,182.98-455,947.24

Finding the Fourth Proportional to 800,118.68, 1,104,182.98 and 455,947.24

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Solution

The fourth proportional to 800,118.68, 1,104,182.98 and 455,947.24 is: 629,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,118.68 : 1,104,182.98 = 455,947.24 : x
  2. Step 2: Convert to fraction form
    800,118.68/1,104,182.98 = 455,947.24/x
  3. Step 3: Cross multiply
    800,118.68x = 1,104,182.98 × 455,947.24
  4. Step 4: Simplify right side
    800,118.68x = 503,449,184,152.88
  5. Step 5: Solve for x
    x = 503,449,184,152.88/800,118.68
  6. Step 6: Final answer
    x = 629,218.14

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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.