Home / 677,684.42-1,016,530.14-228,409.18

Finding the Fourth Proportional to 677,684.42, 1,016,530.14 and 228,409.18

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Solution

The fourth proportional to 677,684.42, 1,016,530.14 and 228,409.18 is: 342,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,684.42 : 1,016,530.14 = 228,409.18 : x
  2. Step 2: Convert to fraction form
    677,684.42/1,016,530.14 = 228,409.18/x
  3. Step 3: Cross multiply
    677,684.42x = 1,016,530.14 × 228,409.18
  4. Step 4: Simplify right side
    677,684.42x = 232,184,815,722.69
  5. Step 5: Solve for x
    x = 232,184,815,722.69/677,684.42
  6. Step 6: Final answer
    x = 342,614.95

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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.