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Finding the Fourth Proportional to 350,741.78, 525,902.36 and 170,472.16

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Solution

The fourth proportional to 350,741.78, 525,902.36 and 170,472.16 is: 255,606.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,741.78 : 525,902.36 = 170,472.16 : x
  2. Step 2: Convert to fraction form
    350,741.78/525,902.36 = 170,472.16/x
  3. Step 3: Cross multiply
    350,741.78x = 525,902.36 × 170,472.16
  4. Step 4: Simplify right side
    350,741.78x = 89,651,711,063.31
  5. Step 5: Solve for x
    x = 89,651,711,063.31/350,741.78
  6. Step 6: Final answer
    x = 255,606.02

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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.