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Finding the Fourth Proportional to 365,459.04, 548,121.74 and 165,731.27

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Solution

The fourth proportional to 365,459.04, 548,121.74 and 165,731.27 is: 248,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,459.04 : 548,121.74 = 165,731.27 : x
  2. Step 2: Convert to fraction form
    365,459.04/548,121.74 = 165,731.27/x
  3. Step 3: Cross multiply
    365,459.04x = 548,121.74 × 165,731.27
  4. Step 4: Simplify right side
    365,459.04x = 90,840,908,515.54
  5. Step 5: Solve for x
    x = 90,840,908,515.54/365,459.04
  6. Step 6: Final answer
    x = 248,566.59

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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.