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Finding the Fourth Proportional to 317,285.17, 437,792.94 and 181,362.22

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Solution

The fourth proportional to 317,285.17, 437,792.94 and 181,362.22 is: 250,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,285.17 : 437,792.94 = 181,362.22 : x
  2. Step 2: Convert to fraction form
    317,285.17/437,792.94 = 181,362.22/x
  3. Step 3: Cross multiply
    317,285.17x = 437,792.94 × 181,362.22
  4. Step 4: Simplify right side
    317,285.17x = 79,399,098,404.24
  5. Step 5: Solve for x
    x = 79,399,098,404.24/317,285.17
  6. Step 6: Final answer
    x = 250,245.23

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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.