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Finding the Fourth Proportional to 350,469.70, 525,696.98 and 97,743.46

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Solution

The fourth proportional to 350,469.70, 525,696.98 and 97,743.46 is: 146,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,469.70 : 525,696.98 = 97,743.46 : x
  2. Step 2: Convert to fraction form
    350,469.70/525,696.98 = 97,743.46/x
  3. Step 3: Cross multiply
    350,469.70x = 525,696.98 × 97,743.46
  4. Step 4: Simplify right side
    350,469.70x = 51,383,441,736.75
  5. Step 5: Solve for x
    x = 51,383,441,736.75/350,469.70
  6. Step 6: Final answer
    x = 146,613.08

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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.