Home / 728,720.52-1,093,113.60-223,244.76

Finding the Fourth Proportional to 728,720.52, 1,093,113.60 and 223,244.76

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Solution

The fourth proportional to 728,720.52, 1,093,113.60 and 223,244.76 is: 334,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,720.52 : 1,093,113.60 = 223,244.76 : x
  2. Step 2: Convert to fraction form
    728,720.52/1,093,113.60 = 223,244.76/x
  3. Step 3: Cross multiply
    728,720.52x = 1,093,113.60 × 223,244.76
  4. Step 4: Simplify right side
    728,720.52x = 244,031,883,284.74
  5. Step 5: Solve for x
    x = 244,031,883,284.74/728,720.52
  6. Step 6: Final answer
    x = 334,877.19

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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.