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Finding the Fourth Proportional to 350,057.12, 525,085.67 and 200,192.27

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Solution

The fourth proportional to 350,057.12, 525,085.67 and 200,192.27 is: 300,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,057.12 : 525,085.67 = 200,192.27 : x
  2. Step 2: Convert to fraction form
    350,057.12/525,085.67 = 200,192.27/x
  3. Step 3: Cross multiply
    350,057.12x = 525,085.67 × 200,192.27
  4. Step 4: Simplify right side
    350,057.12x = 105,118,090,096.82
  5. Step 5: Solve for x
    x = 105,118,090,096.82/350,057.12
  6. Step 6: Final answer
    x = 300,288.40

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1.5x scale

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.