Home / 937,064.40-1,405,450.80-263,079.60

Finding the Fourth Proportional to 937,064.40, 1,405,450.80 and 263,079.60

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Solution

The fourth proportional to 937,064.40, 1,405,450.80 and 263,079.60 is: 394,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,064.40 : 1,405,450.80 = 263,079.60 : x
  2. Step 2: Convert to fraction form
    937,064.40/1,405,450.80 = 263,079.60/x
  3. Step 3: Cross multiply
    937,064.40x = 1,405,450.80 × 263,079.60
  4. Step 4: Simplify right side
    937,064.40x = 369,745,434,283.68
  5. Step 5: Solve for x
    x = 369,745,434,283.68/937,064.40
  6. Step 6: Final answer
    x = 394,578.47

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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.