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Finding the Fourth Proportional to 365,512.60, 548,268.90 and 282,466.20

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Solution

The fourth proportional to 365,512.60, 548,268.90 and 282,466.20 is: 423,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,512.60 : 548,268.90 = 282,466.20 : x
  2. Step 2: Convert to fraction form
    365,512.60/548,268.90 = 282,466.20/x
  3. Step 3: Cross multiply
    365,512.60x = 548,268.90 × 282,466.20
  4. Step 4: Simplify right side
    365,512.60x = 154,867,432,761.18
  5. Step 5: Solve for x
    x = 154,867,432,761.18/365,512.60
  6. Step 6: Final answer
    x = 423,699.30

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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.