Home / 396,280.02-546,866.34-226,517.79

Finding the Fourth Proportional to 396,280.02, 546,866.34 and 226,517.79

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Solution

The fourth proportional to 396,280.02, 546,866.34 and 226,517.79 is: 312,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,280.02 : 546,866.34 = 226,517.79 : x
  2. Step 2: Convert to fraction form
    396,280.02/546,866.34 = 226,517.79/x
  3. Step 3: Cross multiply
    396,280.02x = 546,866.34 × 226,517.79
  4. Step 4: Simplify right side
    396,280.02x = 123,874,954,762.19
  5. Step 5: Solve for x
    x = 123,874,954,762.19/396,280.02
  6. Step 6: Final answer
    x = 312,594.50

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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.