Home / 601,435.12-829,973.44-325,787.78

Finding the Fourth Proportional to 601,435.12, 829,973.44 and 325,787.78

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Solution

The fourth proportional to 601,435.12, 829,973.44 and 325,787.78 is: 449,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,435.12 : 829,973.44 = 325,787.78 : x
  2. Step 2: Convert to fraction form
    601,435.12/829,973.44 = 325,787.78/x
  3. Step 3: Cross multiply
    601,435.12x = 829,973.44 × 325,787.78
  4. Step 4: Simplify right side
    601,435.12x = 270,395,204,476.56
  5. Step 5: Solve for x
    x = 270,395,204,476.56/601,435.12
  6. Step 6: Final answer
    x = 449,583.33

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Double scale
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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.