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Finding the Fourth Proportional to 550,292.40, 825,520.61 and 195,276.69

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Solution

The fourth proportional to 550,292.40, 825,520.61 and 195,276.69 is: 292,944.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,292.40 : 825,520.61 = 195,276.69 : x
  2. Step 2: Convert to fraction form
    550,292.40/825,520.61 = 195,276.69/x
  3. Step 3: Cross multiply
    550,292.40x = 825,520.61 × 195,276.69
  4. Step 4: Simplify right side
    550,292.40x = 161,204,932,735.77
  5. Step 5: Solve for x
    x = 161,204,932,735.77/550,292.40
  6. Step 6: Final answer
    x = 292,944.14

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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.