Home / 699,915.78-1,050,040.53-226,601.28

Finding the Fourth Proportional to 699,915.78, 1,050,040.53 and 226,601.28

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Solution

The fourth proportional to 699,915.78, 1,050,040.53 and 226,601.28 is: 339,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,915.78 : 1,050,040.53 = 226,601.28 : x
  2. Step 2: Convert to fraction form
    699,915.78/1,050,040.53 = 226,601.28/x
  3. Step 3: Cross multiply
    699,915.78x = 1,050,040.53 × 226,601.28
  4. Step 4: Simplify right side
    699,915.78x = 237,940,528,149.88
  5. Step 5: Solve for x
    x = 237,940,528,149.88/699,915.78
  6. Step 6: Final answer
    x = 339,955.94

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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.