Home / 737,981.61-1,107,322.34-439,052.73

Finding the Fourth Proportional to 737,981.61, 1,107,322.34 and 439,052.73

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Solution

The fourth proportional to 737,981.61, 1,107,322.34 and 439,052.73 is: 658,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,981.61 : 1,107,322.34 = 439,052.73 : x
  2. Step 2: Convert to fraction form
    737,981.61/1,107,322.34 = 439,052.73/x
  3. Step 3: Cross multiply
    737,981.61x = 1,107,322.34 × 439,052.73
  4. Step 4: Simplify right side
    737,981.61x = 486,172,894,171.73
  5. Step 5: Solve for x
    x = 486,172,894,171.73/737,981.61
  6. Step 6: Final answer
    x = 658,787.28

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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.