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Finding the Fourth Proportional to 224,797.17, 310,216.48 and 122,820.44

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Solution

The fourth proportional to 224,797.17, 310,216.48 and 122,820.44 is: 169,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,797.17 : 310,216.48 = 122,820.44 : x
  2. Step 2: Convert to fraction form
    224,797.17/310,216.48 = 122,820.44/x
  3. Step 3: Cross multiply
    224,797.17x = 310,216.48 × 122,820.44
  4. Step 4: Simplify right side
    224,797.17x = 38,100,924,568.85
  5. Step 5: Solve for x
    x = 38,100,924,568.85/224,797.17
  6. Step 6: Final answer
    x = 169,490.23

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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.