Home / 426,436.57-588,486.86-235,449.51

Finding the Fourth Proportional to 426,436.57, 588,486.86 and 235,449.51

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Solution

The fourth proportional to 426,436.57, 588,486.86 and 235,449.51 is: 324,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,436.57 : 588,486.86 = 235,449.51 : x
  2. Step 2: Convert to fraction form
    426,436.57/588,486.86 = 235,449.51/x
  3. Step 3: Cross multiply
    426,436.57x = 588,486.86 × 235,449.51
  4. Step 4: Simplify right side
    426,436.57x = 138,558,942,828.44
  5. Step 5: Solve for x
    x = 138,558,942,828.44/426,436.57
  6. Step 6: Final answer
    x = 324,922.75

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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.