Home / 834,249.42-1,151,323.20-471,676.80

Finding the Fourth Proportional to 834,249.42, 1,151,323.20 and 471,676.80

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Solution

The fourth proportional to 834,249.42, 1,151,323.20 and 471,676.80 is: 650,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,249.42 : 1,151,323.20 = 471,676.80 : x
  2. Step 2: Convert to fraction form
    834,249.42/1,151,323.20 = 471,676.80/x
  3. Step 3: Cross multiply
    834,249.42x = 1,151,323.20 × 471,676.80
  4. Step 4: Simplify right side
    834,249.42x = 543,052,442,741.76
  5. Step 5: Solve for x
    x = 543,052,442,741.76/834,249.42
  6. Step 6: Final answer
    x = 650,947.34

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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.