Home / 325,528.40-488,292.60-269,541.20

Finding the Fourth Proportional to 325,528.40, 488,292.60 and 269,541.20

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Solution

The fourth proportional to 325,528.40, 488,292.60 and 269,541.20 is: 404,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,528.40 : 488,292.60 = 269,541.20 : x
  2. Step 2: Convert to fraction form
    325,528.40/488,292.60 = 269,541.20/x
  3. Step 3: Cross multiply
    325,528.40x = 488,292.60 × 269,541.20
  4. Step 4: Simplify right side
    325,528.40x = 131,614,973,355.12
  5. Step 5: Solve for x
    x = 131,614,973,355.12/325,528.40
  6. Step 6: Final answer
    x = 404,311.80

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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.