Home / 319,924.24-480,181.56-162,263.41

Finding the Fourth Proportional to 319,924.24, 480,181.56 and 162,263.41

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Solution

The fourth proportional to 319,924.24, 480,181.56 and 162,263.41 is: 243,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,924.24 : 480,181.56 = 162,263.41 : x
  2. Step 2: Convert to fraction form
    319,924.24/480,181.56 = 162,263.41/x
  3. Step 3: Cross multiply
    319,924.24x = 480,181.56 × 162,263.41
  4. Step 4: Simplify right side
    319,924.24x = 77,915,897,344.72
  5. Step 5: Solve for x
    x = 77,915,897,344.72/319,924.24
  6. Step 6: Final answer
    x = 243,544.84

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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.