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Finding the Fourth Proportional to 668,184, 922,093.98 and 366,384.48

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Solution

The fourth proportional to 668,184, 922,093.98 and 366,384.48 is: 505,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,184 : 922,093.98 = 366,384.48 : x
  2. Step 2: Convert to fraction form
    668,184/922,093.98 = 366,384.48/x
  3. Step 3: Cross multiply
    668,184x = 922,093.98 × 366,384.48
  4. Step 4: Simplify right side
    668,184x = 337,840,923,373.43
  5. Step 5: Solve for x
    x = 337,840,923,373.43/668,184
  6. Step 6: Final answer
    x = 505,610.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.