Home / 276,114.87-413,565.21-228,186.77

Finding the Fourth Proportional to 276,114.87, 413,565.21 and 228,186.77

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Solution

The fourth proportional to 276,114.87, 413,565.21 and 228,186.77 is: 341,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,114.87 : 413,565.21 = 228,186.77 : x
  2. Step 2: Convert to fraction form
    276,114.87/413,565.21 = 228,186.77/x
  3. Step 3: Cross multiply
    276,114.87x = 413,565.21 × 228,186.77
  4. Step 4: Simplify right side
    276,114.87x = 94,370,107,386.45
  5. Step 5: Solve for x
    x = 94,370,107,386.45/276,114.87
  6. Step 6: Final answer
    x = 341,778.43

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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.