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Finding the Fourth Proportional to 365,215.42, 547,847.88 and 112,480.30

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Solution

The fourth proportional to 365,215.42, 547,847.88 and 112,480.30 is: 168,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,215.42 : 547,847.88 = 112,480.30 : x
  2. Step 2: Convert to fraction form
    365,215.42/547,847.88 = 112,480.30/x
  3. Step 3: Cross multiply
    365,215.42x = 547,847.88 × 112,480.30
  4. Step 4: Simplify right side
    365,215.42x = 61,622,093,896.76
  5. Step 5: Solve for x
    x = 61,622,093,896.76/365,215.42
  6. Step 6: Final answer
    x = 168,728.07

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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.