Home / 729,006.20-1,093,509.30-410,141.60

Finding the Fourth Proportional to 729,006.20, 1,093,509.30 and 410,141.60

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Solution

The fourth proportional to 729,006.20, 1,093,509.30 and 410,141.60 is: 615,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,006.20 : 1,093,509.30 = 410,141.60 : x
  2. Step 2: Convert to fraction form
    729,006.20/1,093,509.30 = 410,141.60/x
  3. Step 3: Cross multiply
    729,006.20x = 1,093,509.30 × 410,141.60
  4. Step 4: Simplify right side
    729,006.20x = 448,493,653,916.88
  5. Step 5: Solve for x
    x = 448,493,653,916.88/729,006.20
  6. Step 6: Final answer
    x = 615,212.40

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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.