Home / 513,209.41-708,179.05-283,735.27

Finding the Fourth Proportional to 513,209.41, 708,179.05 and 283,735.27

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Solution

The fourth proportional to 513,209.41, 708,179.05 and 283,735.27 is: 391,527.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,209.41 : 708,179.05 = 283,735.27 : x
  2. Step 2: Convert to fraction form
    513,209.41/708,179.05 = 283,735.27/x
  3. Step 3: Cross multiply
    513,209.41x = 708,179.05 × 283,735.27
  4. Step 4: Simplify right side
    513,209.41x = 200,935,374,675.69
  5. Step 5: Solve for x
    x = 200,935,374,675.69/513,209.41
  6. Step 6: Final answer
    x = 391,527.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.