Home / 967,479.44-1,335,137.60-531,915.20

Finding the Fourth Proportional to 967,479.44, 1,335,137.60 and 531,915.20

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Solution

The fourth proportional to 967,479.44, 1,335,137.60 and 531,915.20 is: 734,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,479.44 : 1,335,137.60 = 531,915.20 : x
  2. Step 2: Convert to fraction form
    967,479.44/1,335,137.60 = 531,915.20/x
  3. Step 3: Cross multiply
    967,479.44x = 1,335,137.60 × 531,915.20
  4. Step 4: Simplify right side
    967,479.44x = 710,179,978,185.62
  5. Step 5: Solve for x
    x = 710,179,978,185.62/967,479.44
  6. Step 6: Final answer
    x = 734,051.76

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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.