Home / 741,985.20-1,112,977.80-181,019.70

Finding the Fourth Proportional to 741,985.20, 1,112,977.80 and 181,019.70

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Solution

The fourth proportional to 741,985.20, 1,112,977.80 and 181,019.70 is: 271,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,985.20 : 1,112,977.80 = 181,019.70 : x
  2. Step 2: Convert to fraction form
    741,985.20/1,112,977.80 = 181,019.70/x
  3. Step 3: Cross multiply
    741,985.20x = 1,112,977.80 × 181,019.70
  4. Step 4: Simplify right side
    741,985.20x = 201,470,907,462.66
  5. Step 5: Solve for x
    x = 201,470,907,462.66/741,985.20
  6. Step 6: Final answer
    x = 271,529.55

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Similar ratio
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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.