Home / 706,113.96-1,059,178.34-279,753.52

Finding the Fourth Proportional to 706,113.96, 1,059,178.34 and 279,753.52

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Solution

The fourth proportional to 706,113.96, 1,059,178.34 and 279,753.52 is: 419,633.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,113.96 : 1,059,178.34 = 279,753.52 : x
  2. Step 2: Convert to fraction form
    706,113.96/1,059,178.34 = 279,753.52/x
  3. Step 3: Cross multiply
    706,113.96x = 1,059,178.34 × 279,753.52
  4. Step 4: Simplify right side
    706,113.96x = 296,308,868,922.76
  5. Step 5: Solve for x
    x = 296,308,868,922.76/706,113.96
  6. Step 6: Final answer
    x = 419,633.21

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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.