Home / 494,417.28-741,895.04-210,063.36

Finding the Fourth Proportional to 494,417.28, 741,895.04 and 210,063.36

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Solution

The fourth proportional to 494,417.28, 741,895.04 and 210,063.36 is: 315,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,417.28 : 741,895.04 = 210,063.36 : x
  2. Step 2: Convert to fraction form
    494,417.28/741,895.04 = 210,063.36/x
  3. Step 3: Cross multiply
    494,417.28x = 741,895.04 × 210,063.36
  4. Step 4: Simplify right side
    494,417.28x = 155,844,964,869.73
  5. Step 5: Solve for x
    x = 155,844,964,869.73/494,417.28
  6. Step 6: Final answer
    x = 315,209.38

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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.