Home / 1,140,893.91-1,711,229.22-299,445.66

Finding the Fourth Proportional to 1,140,893.91, 1,711,229.22 and 299,445.66

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Solution

The fourth proportional to 1,140,893.91, 1,711,229.22 and 299,445.66 is: 449,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,893.91 : 1,711,229.22 = 299,445.66 : x
  2. Step 2: Convert to fraction form
    1,140,893.91/1,711,229.22 = 299,445.66/x
  3. Step 3: Cross multiply
    1,140,893.91x = 1,711,229.22 × 299,445.66
  4. Step 4: Simplify right side
    1,140,893.91x = 512,420,163,194.19
  5. Step 5: Solve for x
    x = 512,420,163,194.19/1,140,893.91
  6. Step 6: Final answer
    x = 449,139.19

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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.