Home / 361,016.28-498,333.33-210,113.28

Finding the Fourth Proportional to 361,016.28, 498,333.33 and 210,113.28

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Solution

The fourth proportional to 361,016.28, 498,333.33 and 210,113.28 is: 290,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,016.28 : 498,333.33 = 210,113.28 : x
  2. Step 2: Convert to fraction form
    361,016.28/498,333.33 = 210,113.28/x
  3. Step 3: Cross multiply
    361,016.28x = 498,333.33 × 210,113.28
  4. Step 4: Simplify right side
    361,016.28x = 104,706,450,499.62
  5. Step 5: Solve for x
    x = 104,706,450,499.62/361,016.28
  6. Step 6: Final answer
    x = 290,032.49

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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.