Home / 774,496.56-1,162,199.94-325,182.88

Finding the Fourth Proportional to 774,496.56, 1,162,199.94 and 325,182.88

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Solution

The fourth proportional to 774,496.56, 1,162,199.94 and 325,182.88 is: 487,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,496.56 : 1,162,199.94 = 325,182.88 : x
  2. Step 2: Convert to fraction form
    774,496.56/1,162,199.94 = 325,182.88/x
  3. Step 3: Cross multiply
    774,496.56x = 1,162,199.94 × 325,182.88
  4. Step 4: Simplify right side
    774,496.56x = 377,927,523,625.03
  5. Step 5: Solve for x
    x = 377,927,523,625.03/774,496.56
  6. Step 6: Final answer
    x = 487,965.40

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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.