Home / 790,960.94-1,091,622-446,811.38

Finding the Fourth Proportional to 790,960.94, 1,091,622 and 446,811.38

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Solution

The fourth proportional to 790,960.94, 1,091,622 and 446,811.38 is: 616,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,960.94 : 1,091,622 = 446,811.38 : x
  2. Step 2: Convert to fraction form
    790,960.94/1,091,622 = 446,811.38/x
  3. Step 3: Cross multiply
    790,960.94x = 1,091,622 × 446,811.38
  4. Step 4: Simplify right side
    790,960.94x = 487,749,132,258.36
  5. Step 5: Solve for x
    x = 487,749,132,258.36/790,960.94
  6. Step 6: Final answer
    x = 616,653.88

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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.