Home / 560,935.32-774,087.66-306,284.70

Finding the Fourth Proportional to 560,935.32, 774,087.66 and 306,284.70

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Solution

The fourth proportional to 560,935.32, 774,087.66 and 306,284.70 is: 422,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,935.32 : 774,087.66 = 306,284.70 : x
  2. Step 2: Convert to fraction form
    560,935.32/774,087.66 = 306,284.70/x
  3. Step 3: Cross multiply
    560,935.32x = 774,087.66 × 306,284.70
  4. Step 4: Simplify right side
    560,935.32x = 237,091,206,716.80
  5. Step 5: Solve for x
    x = 237,091,206,716.80/560,935.32
  6. Step 6: Final answer
    x = 422,671.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.