Home / 668,534.03-1,002,871.35-195,220.73

Finding the Fourth Proportional to 668,534.03, 1,002,871.35 and 195,220.73

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Solution

The fourth proportional to 668,534.03, 1,002,871.35 and 195,220.73 is: 292,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,534.03 : 1,002,871.35 = 195,220.73 : x
  2. Step 2: Convert to fraction form
    668,534.03/1,002,871.35 = 195,220.73/x
  3. Step 3: Cross multiply
    668,534.03x = 1,002,871.35 × 195,220.73
  4. Step 4: Simplify right side
    668,534.03x = 195,781,272,028.73
  5. Step 5: Solve for x
    x = 195,781,272,028.73/668,534.03
  6. Step 6: Final answer
    x = 292,851.62

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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.