Home / 1,147,568.46-1,721,290.39-348,787.73

Finding the Fourth Proportional to 1,147,568.46, 1,721,290.39 and 348,787.73

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Solution

The fourth proportional to 1,147,568.46, 1,721,290.39 and 348,787.73 is: 523,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,568.46 : 1,721,290.39 = 348,787.73 : x
  2. Step 2: Convert to fraction form
    1,147,568.46/1,721,290.39 = 348,787.73/x
  3. Step 3: Cross multiply
    1,147,568.46x = 1,721,290.39 × 348,787.73
  4. Step 4: Simplify right side
    1,147,568.46x = 600,364,967,798.92
  5. Step 5: Solve for x
    x = 600,364,967,798.92/1,147,568.46
  6. Step 6: Final answer
    x = 523,162.66

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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.