Home / 771,052.80-1,156,974.54-372,033.84

Finding the Fourth Proportional to 771,052.80, 1,156,974.54 and 372,033.84

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Solution

The fourth proportional to 771,052.80, 1,156,974.54 and 372,033.84 is: 558,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,052.80 : 1,156,974.54 = 372,033.84 : x
  2. Step 2: Convert to fraction form
    771,052.80/1,156,974.54 = 372,033.84/x
  3. Step 3: Cross multiply
    771,052.80x = 1,156,974.54 × 372,033.84
  4. Step 4: Simplify right side
    771,052.80x = 430,433,680,898.43
  5. Step 5: Solve for x
    x = 430,433,680,898.43/771,052.80
  6. Step 6: Final answer
    x = 558,241.51

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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.