Home / 298,515.24-411,945.14-162,550.82

Finding the Fourth Proportional to 298,515.24, 411,945.14 and 162,550.82

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Solution

The fourth proportional to 298,515.24, 411,945.14 and 162,550.82 is: 224,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,515.24 : 411,945.14 = 162,550.82 : x
  2. Step 2: Convert to fraction form
    298,515.24/411,945.14 = 162,550.82/x
  3. Step 3: Cross multiply
    298,515.24x = 411,945.14 × 162,550.82
  4. Step 4: Simplify right side
    298,515.24x = 66,962,021,738.25
  5. Step 5: Solve for x
    x = 66,962,021,738.25/298,515.24
  6. Step 6: Final answer
    x = 224,316.93

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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.