Home / 834,159.82-1,250,398.42-328,525.42

Finding the Fourth Proportional to 834,159.82, 1,250,398.42 and 328,525.42

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Solution

The fourth proportional to 834,159.82, 1,250,398.42 and 328,525.42 is: 492,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,159.82 : 1,250,398.42 = 328,525.42 : x
  2. Step 2: Convert to fraction form
    834,159.82/1,250,398.42 = 328,525.42/x
  3. Step 3: Cross multiply
    834,159.82x = 1,250,398.42 × 328,525.42
  4. Step 4: Simplify right side
    834,159.82x = 410,787,664,495.02
  5. Step 5: Solve for x
    x = 410,787,664,495.02/834,159.82
  6. Step 6: Final answer
    x = 492,456.79

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1.5x scale

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.