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Finding the Fourth Proportional to 351,172.52, 484,614.54 and 190,024.04

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Solution

The fourth proportional to 351,172.52, 484,614.54 and 190,024.04 is: 262,231.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,172.52 : 484,614.54 = 190,024.04 : x
  2. Step 2: Convert to fraction form
    351,172.52/484,614.54 = 190,024.04/x
  3. Step 3: Cross multiply
    351,172.52x = 484,614.54 × 190,024.04
  4. Step 4: Simplify right side
    351,172.52x = 92,088,412,733.54
  5. Step 5: Solve for x
    x = 92,088,412,733.54/351,172.52
  6. Step 6: Final answer
    x = 262,231.26

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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.