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Finding the Fourth Proportional to 365,494.48, 548,178.84 and 99,276.44

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Solution

The fourth proportional to 365,494.48, 548,178.84 and 99,276.44 is: 148,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,494.48 : 548,178.84 = 99,276.44 : x
  2. Step 2: Convert to fraction form
    365,494.48/548,178.84 = 99,276.44/x
  3. Step 3: Cross multiply
    365,494.48x = 548,178.84 × 99,276.44
  4. Step 4: Simplify right side
    365,494.48x = 54,421,240,977.64
  5. Step 5: Solve for x
    x = 54,421,240,977.64/365,494.48
  6. Step 6: Final answer
    x = 148,897.57

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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.