Home / 790,163.32-1,090,474.82-446,057.56

Finding the Fourth Proportional to 790,163.32, 1,090,474.82 and 446,057.56

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Solution

The fourth proportional to 790,163.32, 1,090,474.82 and 446,057.56 is: 615,587.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,163.32 : 1,090,474.82 = 446,057.56 : x
  2. Step 2: Convert to fraction form
    790,163.32/1,090,474.82 = 446,057.56/x
  3. Step 3: Cross multiply
    790,163.32x = 1,090,474.82 × 446,057.56
  4. Step 4: Simplify right side
    790,163.32x = 486,414,537,450.64
  5. Step 5: Solve for x
    x = 486,414,537,450.64/790,163.32
  6. Step 6: Final answer
    x = 615,587.34

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1.5x scale

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.