Home / 1,203,380.16-1,660,685.94-659,479.74

Finding the Fourth Proportional to 1,203,380.16, 1,660,685.94 and 659,479.74

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Solution

The fourth proportional to 1,203,380.16, 1,660,685.94 and 659,479.74 is: 910,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,380.16 : 1,660,685.94 = 659,479.74 : x
  2. Step 2: Convert to fraction form
    1,203,380.16/1,660,685.94 = 659,479.74/x
  3. Step 3: Cross multiply
    1,203,380.16x = 1,660,685.94 × 659,479.74
  4. Step 4: Simplify right side
    1,203,380.16x = 1,095,188,731,932.86
  5. Step 5: Solve for x
    x = 1,095,188,731,932.86/1,203,380.16
  6. Step 6: Final answer
    x = 910,093.72

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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.