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Finding the Fourth Proportional to 366,917.70, 550,376.55 and 177,468.83

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Solution

The fourth proportional to 366,917.70, 550,376.55 and 177,468.83 is: 266,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,917.70 : 550,376.55 = 177,468.83 : x
  2. Step 2: Convert to fraction form
    366,917.70/550,376.55 = 177,468.83/x
  3. Step 3: Cross multiply
    366,917.70x = 550,376.55 × 177,468.83
  4. Step 4: Simplify right side
    366,917.70x = 97,674,679,636.05
  5. Step 5: Solve for x
    x = 97,674,679,636.05/366,917.70
  6. Step 6: Final answer
    x = 266,203.24

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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.