Home / 717,780.11-1,076,674.23-185,264.73

Finding the Fourth Proportional to 717,780.11, 1,076,674.23 and 185,264.73

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Solution

The fourth proportional to 717,780.11, 1,076,674.23 and 185,264.73 is: 277,898.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,780.11 : 1,076,674.23 = 185,264.73 : x
  2. Step 2: Convert to fraction form
    717,780.11/1,076,674.23 = 185,264.73/x
  3. Step 3: Cross multiply
    717,780.11x = 1,076,674.23 × 185,264.73
  4. Step 4: Simplify right side
    717,780.11x = 199,469,760,518.91
  5. Step 5: Solve for x
    x = 199,469,760,518.91/717,780.11
  6. Step 6: Final answer
    x = 277,898.15

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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.