Home / 1,162,502.81-1,743,787.22-321,054.56

Finding the Fourth Proportional to 1,162,502.81, 1,743,787.22 and 321,054.56

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Solution

The fourth proportional to 1,162,502.81, 1,743,787.22 and 321,054.56 is: 481,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,502.81 : 1,743,787.22 = 321,054.56 : x
  2. Step 2: Convert to fraction form
    1,162,502.81/1,743,787.22 = 321,054.56/x
  3. Step 3: Cross multiply
    1,162,502.81x = 1,743,787.22 × 321,054.56
  4. Step 4: Simplify right side
    1,162,502.81x = 559,850,828,326.51
  5. Step 5: Solve for x
    x = 559,850,828,326.51/1,162,502.81
  6. Step 6: Final answer
    x = 481,590.95

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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.