Home / 727,414.26-1,003,743.41-417,300.77

Finding the Fourth Proportional to 727,414.26, 1,003,743.41 and 417,300.77

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Solution

The fourth proportional to 727,414.26, 1,003,743.41 and 417,300.77 is: 575,824.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,414.26 : 1,003,743.41 = 417,300.77 : x
  2. Step 2: Convert to fraction form
    727,414.26/1,003,743.41 = 417,300.77/x
  3. Step 3: Cross multiply
    727,414.26x = 1,003,743.41 × 417,300.77
  4. Step 4: Simplify right side
    727,414.26x = 418,862,890,770.21
  5. Step 5: Solve for x
    x = 418,862,890,770.21/727,414.26
  6. Step 6: Final answer
    x = 575,824.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.