Home / 788,936.58-1,088,732.79-426,360.33

Finding the Fourth Proportional to 788,936.58, 1,088,732.79 and 426,360.33

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Solution

The fourth proportional to 788,936.58, 1,088,732.79 and 426,360.33 is: 588,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,936.58 : 1,088,732.79 = 426,360.33 : x
  2. Step 2: Convert to fraction form
    788,936.58/1,088,732.79 = 426,360.33/x
  3. Step 3: Cross multiply
    788,936.58x = 1,088,732.79 × 426,360.33
  4. Step 4: Simplify right side
    788,936.58x = 464,192,471,626.22
  5. Step 5: Solve for x
    x = 464,192,471,626.22/788,936.58
  6. Step 6: Final answer
    x = 588,377.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.