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Finding the Fourth Proportional to 365,814.76, 548,820.72 and 152,511.78

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Solution

The fourth proportional to 365,814.76, 548,820.72 and 152,511.78 is: 228,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,814.76 : 548,820.72 = 152,511.78 : x
  2. Step 2: Convert to fraction form
    365,814.76/548,820.72 = 152,511.78/x
  3. Step 3: Cross multiply
    365,814.76x = 548,820.72 × 152,511.78
  4. Step 4: Simplify right side
    365,814.76x = 83,701,624,908.08
  5. Step 5: Solve for x
    x = 83,701,624,908.08/365,814.76
  6. Step 6: Final answer
    x = 228,808.77

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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.