Home / 756,327.42-1,134,468.14-307,037.43

Finding the Fourth Proportional to 756,327.42, 1,134,468.14 and 307,037.43

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Solution

The fourth proportional to 756,327.42, 1,134,468.14 and 307,037.43 is: 460,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,327.42 : 1,134,468.14 = 307,037.43 : x
  2. Step 2: Convert to fraction form
    756,327.42/1,134,468.14 = 307,037.43/x
  3. Step 3: Cross multiply
    756,327.42x = 1,134,468.14 × 307,037.43
  4. Step 4: Simplify right side
    756,327.42x = 348,324,180,587.29
  5. Step 5: Solve for x
    x = 348,324,180,587.29/756,327.42
  6. Step 6: Final answer
    x = 460,546.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.