Home / 379,267.66-568,984.59-142,610.34

Finding the Fourth Proportional to 379,267.66, 568,984.59 and 142,610.34

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Solution

The fourth proportional to 379,267.66, 568,984.59 and 142,610.34 is: 213,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,267.66 : 568,984.59 = 142,610.34 : x
  2. Step 2: Convert to fraction form
    379,267.66/568,984.59 = 142,610.34/x
  3. Step 3: Cross multiply
    379,267.66x = 568,984.59 × 142,610.34
  4. Step 4: Simplify right side
    379,267.66x = 81,143,087,968.35
  5. Step 5: Solve for x
    x = 81,143,087,968.35/379,267.66
  6. Step 6: Final answer
    x = 213,946.76

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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.