Home / 848,727.42-1,171,255.44-486,151.05

Finding the Fourth Proportional to 848,727.42, 1,171,255.44 and 486,151.05

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Solution

The fourth proportional to 848,727.42, 1,171,255.44 and 486,151.05 is: 670,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,727.42 : 1,171,255.44 = 486,151.05 : x
  2. Step 2: Convert to fraction form
    848,727.42/1,171,255.44 = 486,151.05/x
  3. Step 3: Cross multiply
    848,727.42x = 1,171,255.44 × 486,151.05
  4. Step 4: Simplify right side
    848,727.42x = 569,407,061,974.21
  5. Step 5: Solve for x
    x = 569,407,061,974.21/848,727.42
  6. Step 6: Final answer
    x = 670,895.09

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Double scale
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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.