Home / 785,972.58-1,177,972.83-336,165.54

Finding the Fourth Proportional to 785,972.58, 1,177,972.83 and 336,165.54

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Solution

The fourth proportional to 785,972.58, 1,177,972.83 and 336,165.54 is: 503,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,972.58 : 1,177,972.83 = 336,165.54 : x
  2. Step 2: Convert to fraction form
    785,972.58/1,177,972.83 = 336,165.54/x
  3. Step 3: Cross multiply
    785,972.58x = 1,177,972.83 × 336,165.54
  4. Step 4: Simplify right side
    785,972.58x = 395,993,872,502.28
  5. Step 5: Solve for x
    x = 395,993,872,502.28/785,972.58
  6. Step 6: Final answer
    x = 503,826.57

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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.