Home / 986,182.58-1,479,474.84-446,179.48

Finding the Fourth Proportional to 986,182.58, 1,479,474.84 and 446,179.48

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Solution

The fourth proportional to 986,182.58, 1,479,474.84 and 446,179.48 is: 669,360.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,182.58 : 1,479,474.84 = 446,179.48 : x
  2. Step 2: Convert to fraction form
    986,182.58/1,479,474.84 = 446,179.48/x
  3. Step 3: Cross multiply
    986,182.58x = 1,479,474.84 × 446,179.48
  4. Step 4: Simplify right side
    986,182.58x = 660,111,314,784.28
  5. Step 5: Solve for x
    x = 660,111,314,784.28/986,182.58
  6. Step 6: Final answer
    x = 669,360.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.