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Finding the Fourth Proportional to 184,485.40, 276,728.10 and 180,986.20

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Solution

The fourth proportional to 184,485.40, 276,728.10 and 180,986.20 is: 271,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,485.40 : 276,728.10 = 180,986.20 : x
  2. Step 2: Convert to fraction form
    184,485.40/276,728.10 = 180,986.20/x
  3. Step 3: Cross multiply
    184,485.40x = 276,728.10 × 180,986.20
  4. Step 4: Simplify right side
    184,485.40x = 50,083,967,252.22
  5. Step 5: Solve for x
    x = 50,083,967,252.22/184,485.40
  6. Step 6: Final answer
    x = 271,479.30

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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.