Home / 681,628.32-1,022,500.08-183,019.68

Finding the Fourth Proportional to 681,628.32, 1,022,500.08 and 183,019.68

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Solution

The fourth proportional to 681,628.32, 1,022,500.08 and 183,019.68 is: 274,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,628.32 : 1,022,500.08 = 183,019.68 : x
  2. Step 2: Convert to fraction form
    681,628.32/1,022,500.08 = 183,019.68/x
  3. Step 3: Cross multiply
    681,628.32x = 1,022,500.08 × 183,019.68
  4. Step 4: Simplify right side
    681,628.32x = 187,137,637,441.57
  5. Step 5: Solve for x
    x = 187,137,637,441.57/681,628.32
  6. Step 6: Final answer
    x = 274,544.99

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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.