Home / 548,904.60-823,356.90-268,968.60

Finding the Fourth Proportional to 548,904.60, 823,356.90 and 268,968.60

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Solution

The fourth proportional to 548,904.60, 823,356.90 and 268,968.60 is: 403,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,904.60 : 823,356.90 = 268,968.60 : x
  2. Step 2: Convert to fraction form
    548,904.60/823,356.90 = 268,968.60/x
  3. Step 3: Cross multiply
    548,904.60x = 823,356.90 × 268,968.60
  4. Step 4: Simplify right side
    548,904.60x = 221,457,152,693.34
  5. Step 5: Solve for x
    x = 221,457,152,693.34/548,904.60
  6. Step 6: Final answer
    x = 403,452.90

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Similar ratio
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1.5x scale

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.