Home / 1,322,504.20-1,983,756.30-325,232.20

Finding the Fourth Proportional to 1,322,504.20, 1,983,756.30 and 325,232.20

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Solution

The fourth proportional to 1,322,504.20, 1,983,756.30 and 325,232.20 is: 487,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,504.20 : 1,983,756.30 = 325,232.20 : x
  2. Step 2: Convert to fraction form
    1,322,504.20/1,983,756.30 = 325,232.20/x
  3. Step 3: Cross multiply
    1,322,504.20x = 1,983,756.30 × 325,232.20
  4. Step 4: Simplify right side
    1,322,504.20x = 645,181,425,712.86
  5. Step 5: Solve for x
    x = 645,181,425,712.86/1,322,504.20
  6. Step 6: Final answer
    x = 487,848.30

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Double scale
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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.