Home / 1,203,376.64-1,660,672.49-659,500.49

Finding the Fourth Proportional to 1,203,376.64, 1,660,672.49 and 659,500.49

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Solution

The fourth proportional to 1,203,376.64, 1,660,672.49 and 659,500.49 is: 910,117.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,376.64 : 1,660,672.49 = 659,500.49 : x
  2. Step 2: Convert to fraction form
    1,203,376.64/1,660,672.49 = 659,500.49/x
  3. Step 3: Cross multiply
    1,203,376.64x = 1,660,672.49 × 659,500.49
  4. Step 4: Simplify right side
    1,203,376.64x = 1,095,214,320,884.52
  5. Step 5: Solve for x
    x = 1,095,214,320,884.52/1,203,376.64
  6. Step 6: Final answer
    x = 910,117.65

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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.