Home / 728,635.50-1,093,026.17-223,190.64

Finding the Fourth Proportional to 728,635.50, 1,093,026.17 and 223,190.64

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Solution

The fourth proportional to 728,635.50, 1,093,026.17 and 223,190.64 is: 334,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,635.50 : 1,093,026.17 = 223,190.64 : x
  2. Step 2: Convert to fraction form
    728,635.50/1,093,026.17 = 223,190.64/x
  3. Step 3: Cross multiply
    728,635.50x = 1,093,026.17 × 223,190.64
  4. Step 4: Simplify right side
    728,635.50x = 243,953,210,419.05
  5. Step 5: Solve for x
    x = 243,953,210,419.05/728,635.50
  6. Step 6: Final answer
    x = 334,808.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.