Home / 379,246.32-567,635.04-279,367.20

Finding the Fourth Proportional to 379,246.32, 567,635.04 and 279,367.20

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Solution

The fourth proportional to 379,246.32, 567,635.04 and 279,367.20 is: 418,141.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,246.32 : 567,635.04 = 279,367.20 : x
  2. Step 2: Convert to fraction form
    379,246.32/567,635.04 = 279,367.20/x
  3. Step 3: Cross multiply
    379,246.32x = 567,635.04 × 279,367.20
  4. Step 4: Simplify right side
    379,246.32x = 158,578,611,746.69
  5. Step 5: Solve for x
    x = 158,578,611,746.69/379,246.32
  6. Step 6: Final answer
    x = 418,141.46

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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.