Home / 1,243,062.58-1,864,687.86-344,493.94

Finding the Fourth Proportional to 1,243,062.58, 1,864,687.86 and 344,493.94

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Solution

The fourth proportional to 1,243,062.58, 1,864,687.86 and 344,493.94 is: 516,766.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,062.58 : 1,864,687.86 = 344,493.94 : x
  2. Step 2: Convert to fraction form
    1,243,062.58/1,864,687.86 = 344,493.94/x
  3. Step 3: Cross multiply
    1,243,062.58x = 1,864,687.86 × 344,493.94
  4. Step 4: Simplify right side
    1,243,062.58x = 642,373,667,761.57
  5. Step 5: Solve for x
    x = 642,373,667,761.57/1,243,062.58
  6. Step 6: Final answer
    x = 516,766.96

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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.