Home / 377,819.40-566,729.10-328,611.90

Finding the Fourth Proportional to 377,819.40, 566,729.10 and 328,611.90

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Solution

The fourth proportional to 377,819.40, 566,729.10 and 328,611.90 is: 492,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,819.40 : 566,729.10 = 328,611.90 : x
  2. Step 2: Convert to fraction form
    377,819.40/566,729.10 = 328,611.90/x
  3. Step 3: Cross multiply
    377,819.40x = 566,729.10 × 328,611.90
  4. Step 4: Simplify right side
    377,819.40x = 186,233,926,336.29
  5. Step 5: Solve for x
    x = 186,233,926,336.29/377,819.40
  6. Step 6: Final answer
    x = 492,917.85

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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.