Home / 283,169.32-390,611.14-177,001

Finding the Fourth Proportional to 283,169.32, 390,611.14 and 177,001

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Solution

The fourth proportional to 283,169.32, 390,611.14 and 177,001 is: 244,159.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,169.32 : 390,611.14 = 177,001 : x
  2. Step 2: Convert to fraction form
    283,169.32/390,611.14 = 177,001/x
  3. Step 3: Cross multiply
    283,169.32x = 390,611.14 × 177,001
  4. Step 4: Simplify right side
    283,169.32x = 69,138,562,391.14
  5. Step 5: Solve for x
    x = 69,138,562,391.14/283,169.32
  6. Step 6: Final answer
    x = 244,159.79

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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.