Home / 396,285.02-546,873.24-226,522.80

Finding the Fourth Proportional to 396,285.02, 546,873.24 and 226,522.80

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Solution

The fourth proportional to 396,285.02, 546,873.24 and 226,522.80 is: 312,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,285.02 : 546,873.24 = 226,522.80 : x
  2. Step 2: Convert to fraction form
    396,285.02/546,873.24 = 226,522.80/x
  3. Step 3: Cross multiply
    396,285.02x = 546,873.24 × 226,522.80
  4. Step 4: Simplify right side
    396,285.02x = 123,879,257,569.87
  5. Step 5: Solve for x
    x = 123,879,257,569.87/396,285.02
  6. Step 6: Final answer
    x = 312,601.41

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1.5x scale

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.