Home / 668,526.80-1,002,682.68-195,101.20

Finding the Fourth Proportional to 668,526.80, 1,002,682.68 and 195,101.20

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Solution

The fourth proportional to 668,526.80, 1,002,682.68 and 195,101.20 is: 292,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,526.80 : 1,002,682.68 = 195,101.20 : x
  2. Step 2: Convert to fraction form
    668,526.80/1,002,682.68 = 195,101.20/x
  3. Step 3: Cross multiply
    668,526.80x = 1,002,682.68 × 195,101.20
  4. Step 4: Simplify right side
    668,526.80x = 195,624,594,087.22
  5. Step 5: Solve for x
    x = 195,624,594,087.22/668,526.80
  6. Step 6: Final answer
    x = 292,620.42

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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.