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Finding the Fourth Proportional to 224,360.70, 308,987.91 and 219,461.82

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Solution

The fourth proportional to 224,360.70, 308,987.91 and 219,461.82 is: 302,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,360.70 : 308,987.91 = 219,461.82 : x
  2. Step 2: Convert to fraction form
    224,360.70/308,987.91 = 219,461.82/x
  3. Step 3: Cross multiply
    224,360.70x = 308,987.91 × 219,461.82
  4. Step 4: Simplify right side
    224,360.70x = 67,811,049,086.60
  5. Step 5: Solve for x
    x = 67,811,049,086.60/224,360.70
  6. Step 6: Final answer
    x = 302,241.21

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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.