Home / 330,852.25-496,278.38-81,534.25

Finding the Fourth Proportional to 330,852.25, 496,278.38 and 81,534.25

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Solution

The fourth proportional to 330,852.25, 496,278.38 and 81,534.25 is: 122,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,852.25 : 496,278.38 = 81,534.25 : x
  2. Step 2: Convert to fraction form
    330,852.25/496,278.38 = 81,534.25/x
  3. Step 3: Cross multiply
    330,852.25x = 496,278.38 × 81,534.25
  4. Step 4: Simplify right side
    330,852.25x = 40,463,685,504.52
  5. Step 5: Solve for x
    x = 40,463,685,504.52/330,852.25
  6. Step 6: Final answer
    x = 122,301.38

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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.