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Finding the Fourth Proportional to 365,273.55, 547,964.76 and 112,532.90

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Solution

The fourth proportional to 365,273.55, 547,964.76 and 112,532.90 is: 168,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,273.55 : 547,964.76 = 112,532.90 : x
  2. Step 2: Convert to fraction form
    365,273.55/547,964.76 = 112,532.90/x
  3. Step 3: Cross multiply
    365,273.55x = 547,964.76 × 112,532.90
  4. Step 4: Simplify right side
    365,273.55x = 61,664,061,222.78
  5. Step 5: Solve for x
    x = 61,664,061,222.78/365,273.55
  6. Step 6: Final answer
    x = 168,816.11

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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.