Home / 298,764.48-412,289.67-162,799.38

Finding the Fourth Proportional to 298,764.48, 412,289.67 and 162,799.38

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Solution

The fourth proportional to 298,764.48, 412,289.67 and 162,799.38 is: 224,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,764.48 : 412,289.67 = 162,799.38 : x
  2. Step 2: Convert to fraction form
    298,764.48/412,289.67 = 162,799.38/x
  3. Step 3: Cross multiply
    298,764.48x = 412,289.67 × 162,799.38
  4. Step 4: Simplify right side
    298,764.48x = 67,120,502,656.40
  5. Step 5: Solve for x
    x = 67,120,502,656.40/298,764.48
  6. Step 6: Final answer
    x = 224,660.25

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1.5x scale

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.