Home / 586,811.72-809,819.46-332,157.44

Finding the Fourth Proportional to 586,811.72, 809,819.46 and 332,157.44

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Solution

The fourth proportional to 586,811.72, 809,819.46 and 332,157.44 is: 458,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,811.72 : 809,819.46 = 332,157.44 : x
  2. Step 2: Convert to fraction form
    586,811.72/809,819.46 = 332,157.44/x
  3. Step 3: Cross multiply
    586,811.72x = 809,819.46 × 332,157.44
  4. Step 4: Simplify right side
    586,811.72x = 268,987,558,695.78
  5. Step 5: Solve for x
    x = 268,987,558,695.78/586,811.72
  6. Step 6: Final answer
    x = 458,388.18

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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.