Home / 677,216.28-1,015,813.14-164,886.84

Finding the Fourth Proportional to 677,216.28, 1,015,813.14 and 164,886.84

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Solution

The fourth proportional to 677,216.28, 1,015,813.14 and 164,886.84 is: 247,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,216.28 : 1,015,813.14 = 164,886.84 : x
  2. Step 2: Convert to fraction form
    677,216.28/1,015,813.14 = 164,886.84/x
  3. Step 3: Cross multiply
    677,216.28x = 1,015,813.14 × 164,886.84
  4. Step 4: Simplify right side
    677,216.28x = 167,494,218,685.08
  5. Step 5: Solve for x
    x = 167,494,218,685.08/677,216.28
  6. Step 6: Final answer
    x = 247,327.51

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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.