Home / 699,512.34-1,049,267.58-279,083.46

Finding the Fourth Proportional to 699,512.34, 1,049,267.58 and 279,083.46

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Solution

The fourth proportional to 699,512.34, 1,049,267.58 and 279,083.46 is: 418,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,512.34 : 1,049,267.58 = 279,083.46 : x
  2. Step 2: Convert to fraction form
    699,512.34/1,049,267.58 = 279,083.46/x
  3. Step 3: Cross multiply
    699,512.34x = 1,049,267.58 × 279,083.46
  4. Step 4: Simplify right side
    699,512.34x = 292,833,226,692.23
  5. Step 5: Solve for x
    x = 292,833,226,692.23/699,512.34
  6. Step 6: Final answer
    x = 418,624.82

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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.