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Finding the Fourth Proportional to 226,872.60, 337,980.72 and 216,637.44

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Solution

The fourth proportional to 226,872.60, 337,980.72 and 216,637.44 is: 322,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,872.60 : 337,980.72 = 216,637.44 : x
  2. Step 2: Convert to fraction form
    226,872.60/337,980.72 = 216,637.44/x
  3. Step 3: Cross multiply
    226,872.60x = 337,980.72 × 216,637.44
  4. Step 4: Simplify right side
    226,872.60x = 73,219,277,950.16
  5. Step 5: Solve for x
    x = 73,219,277,950.16/226,872.60
  6. Step 6: Final answer
    x = 322,733.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.