Home / 954,493.41-1,431,986.18-280,596.72

Finding the Fourth Proportional to 954,493.41, 1,431,986.18 and 280,596.72

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Solution

The fourth proportional to 954,493.41, 1,431,986.18 and 280,596.72 is: 420,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,493.41 : 1,431,986.18 = 280,596.72 : x
  2. Step 2: Convert to fraction form
    954,493.41/1,431,986.18 = 280,596.72/x
  3. Step 3: Cross multiply
    954,493.41x = 1,431,986.18 × 280,596.72
  4. Step 4: Simplify right side
    954,493.41x = 401,810,623,790.35
  5. Step 5: Solve for x
    x = 401,810,623,790.35/954,493.41
  6. Step 6: Final answer
    x = 420,967.42

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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.