Home / 295,601.42-407,929.96-159,635.36

Finding the Fourth Proportional to 295,601.42, 407,929.96 and 159,635.36

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Solution

The fourth proportional to 295,601.42, 407,929.96 and 159,635.36 is: 220,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,601.42 : 407,929.96 = 159,635.36 : x
  2. Step 2: Convert to fraction form
    295,601.42/407,929.96 = 159,635.36/x
  3. Step 3: Cross multiply
    295,601.42x = 407,929.96 × 159,635.36
  4. Step 4: Simplify right side
    295,601.42x = 65,120,046,091.45
  5. Step 5: Solve for x
    x = 65,120,046,091.45/295,601.42
  6. Step 6: Final answer
    x = 220,296.80

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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.