Home / 893,721.18-1,340,669.24-294,437.82

Finding the Fourth Proportional to 893,721.18, 1,340,669.24 and 294,437.82

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Solution

The fourth proportional to 893,721.18, 1,340,669.24 and 294,437.82 is: 441,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,721.18 : 1,340,669.24 = 294,437.82 : x
  2. Step 2: Convert to fraction form
    893,721.18/1,340,669.24 = 294,437.82/x
  3. Step 3: Cross multiply
    893,721.18x = 1,340,669.24 × 294,437.82
  4. Step 4: Simplify right side
    893,721.18x = 394,743,728,366.66
  5. Step 5: Solve for x
    x = 394,743,728,366.66/893,721.18
  6. Step 6: Final answer
    x = 441,685.55

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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.