Home / 729,760.46-1,094,573.86-517,439.21

Finding the Fourth Proportional to 729,760.46, 1,094,573.86 and 517,439.21

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Solution

The fourth proportional to 729,760.46, 1,094,573.86 and 517,439.21 is: 776,111.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,760.46 : 1,094,573.86 = 517,439.21 : x
  2. Step 2: Convert to fraction form
    729,760.46/1,094,573.86 = 517,439.21/x
  3. Step 3: Cross multiply
    729,760.46x = 1,094,573.86 × 517,439.21
  4. Step 4: Simplify right side
    729,760.46x = 566,375,426,638.58
  5. Step 5: Solve for x
    x = 566,375,426,638.58/729,760.46
  6. Step 6: Final answer
    x = 776,111.42

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1.5x scale

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.