Home / 361,856.25-499,362.03-210,982.41

Finding the Fourth Proportional to 361,856.25, 499,362.03 and 210,982.41

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Solution

The fourth proportional to 361,856.25, 499,362.03 and 210,982.41 is: 291,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,856.25 : 499,362.03 = 210,982.41 : x
  2. Step 2: Convert to fraction form
    361,856.25/499,362.03 = 210,982.41/x
  3. Step 3: Cross multiply
    361,856.25x = 499,362.03 × 210,982.41
  4. Step 4: Simplify right side
    361,856.25x = 105,356,604,551.89
  5. Step 5: Solve for x
    x = 105,356,604,551.89/361,856.25
  6. Step 6: Final answer
    x = 291,155.96

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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.