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Finding the Fourth Proportional to 365,852.15, 548,614.20 and 166,069.70

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Solution

The fourth proportional to 365,852.15, 548,614.20 and 166,069.70 is: 249,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,852.15 : 548,614.20 = 166,069.70 : x
  2. Step 2: Convert to fraction form
    365,852.15/548,614.20 = 166,069.70/x
  3. Step 3: Cross multiply
    365,852.15x = 548,614.20 × 166,069.70
  4. Step 4: Simplify right side
    365,852.15x = 91,108,195,609.74
  5. Step 5: Solve for x
    x = 91,108,195,609.74/365,852.15
  6. Step 6: Final answer
    x = 249,030.09

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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.