Home / 756,471.93-1,134,885.31-301,090.73

Finding the Fourth Proportional to 756,471.93, 1,134,885.31 and 301,090.73

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Solution

The fourth proportional to 756,471.93, 1,134,885.31 and 301,090.73 is: 451,706.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,471.93 : 1,134,885.31 = 301,090.73 : x
  2. Step 2: Convert to fraction form
    756,471.93/1,134,885.31 = 301,090.73/x
  3. Step 3: Cross multiply
    756,471.93x = 1,134,885.31 × 301,090.73
  4. Step 4: Simplify right side
    756,471.93x = 341,703,446,454.18
  5. Step 5: Solve for x
    x = 341,703,446,454.18/756,471.93
  6. Step 6: Final answer
    x = 451,706.71

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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.