Home / 739,778.52-1,019,964.90-603,674.22

Finding the Fourth Proportional to 739,778.52, 1,019,964.90 and 603,674.22

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Solution

The fourth proportional to 739,778.52, 1,019,964.90 and 603,674.22 is: 832,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,778.52 : 1,019,964.90 = 603,674.22 : x
  2. Step 2: Convert to fraction form
    739,778.52/1,019,964.90 = 603,674.22/x
  3. Step 3: Cross multiply
    739,778.52x = 1,019,964.90 × 603,674.22
  4. Step 4: Simplify right side
    739,778.52x = 615,726,515,434.88
  5. Step 5: Solve for x
    x = 615,726,515,434.88/739,778.52
  6. Step 6: Final answer
    x = 832,311.97

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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.