Home / 668,350.22-1,003,023.45-268,994.30

Finding the Fourth Proportional to 668,350.22, 1,003,023.45 and 268,994.30

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Solution

The fourth proportional to 668,350.22, 1,003,023.45 and 268,994.30 is: 403,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,350.22 : 1,003,023.45 = 268,994.30 : x
  2. Step 2: Convert to fraction form
    668,350.22/1,003,023.45 = 268,994.30/x
  3. Step 3: Cross multiply
    668,350.22x = 1,003,023.45 × 268,994.30
  4. Step 4: Simplify right side
    668,350.22x = 269,807,590,816.34
  5. Step 5: Solve for x
    x = 269,807,590,816.34/668,350.22
  6. Step 6: Final answer
    x = 403,691.93

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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.