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Finding the Fourth Proportional to 360,012.16, 496,796.22 and 214,981.62

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Solution

The fourth proportional to 360,012.16, 496,796.22 and 214,981.62 is: 296,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,012.16 : 496,796.22 = 214,981.62 : x
  2. Step 2: Convert to fraction form
    360,012.16/496,796.22 = 214,981.62/x
  3. Step 3: Cross multiply
    360,012.16x = 496,796.22 × 214,981.62
  4. Step 4: Simplify right side
    360,012.16x = 106,802,056,185.48
  5. Step 5: Solve for x
    x = 106,802,056,185.48/360,012.16
  6. Step 6: Final answer
    x = 296,662.36

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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.