Home / 1,203,209.75-1,660,429.48-659,366.95

Finding the Fourth Proportional to 1,203,209.75, 1,660,429.48 and 659,366.95

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Solution

The fourth proportional to 1,203,209.75, 1,660,429.48 and 659,366.95 is: 909,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,209.75 : 1,660,429.48 = 659,366.95 : x
  2. Step 2: Convert to fraction form
    1,203,209.75/1,660,429.48 = 659,366.95/x
  3. Step 3: Cross multiply
    1,203,209.75x = 1,660,429.48 × 659,366.95
  4. Step 4: Simplify right side
    1,203,209.75x = 1,094,832,313,462.88
  5. Step 5: Solve for x
    x = 1,094,832,313,462.88/1,203,209.75
  6. Step 6: Final answer
    x = 909,926.39

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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.