Home / 648,043.94-972,230.04-198,787.77

Finding the Fourth Proportional to 648,043.94, 972,230.04 and 198,787.77

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Solution

The fourth proportional to 648,043.94, 972,230.04 and 198,787.77 is: 298,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,043.94 : 972,230.04 = 198,787.77 : x
  2. Step 2: Convert to fraction form
    648,043.94/972,230.04 = 198,787.77/x
  3. Step 3: Cross multiply
    648,043.94x = 972,230.04 × 198,787.77
  4. Step 4: Simplify right side
    648,043.94x = 193,267,441,578.61
  5. Step 5: Solve for x
    x = 193,267,441,578.61/648,043.94
  6. Step 6: Final answer
    x = 298,232.00

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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.