Home / 994,745.80-1,492,118.70-329,897.80

Finding the Fourth Proportional to 994,745.80, 1,492,118.70 and 329,897.80

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Solution

The fourth proportional to 994,745.80, 1,492,118.70 and 329,897.80 is: 494,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,745.80 : 1,492,118.70 = 329,897.80 : x
  2. Step 2: Convert to fraction form
    994,745.80/1,492,118.70 = 329,897.80/x
  3. Step 3: Cross multiply
    994,745.80x = 1,492,118.70 × 329,897.80
  4. Step 4: Simplify right side
    994,745.80x = 492,246,676,468.86
  5. Step 5: Solve for x
    x = 492,246,676,468.86/994,745.80
  6. Step 6: Final answer
    x = 494,846.70

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Similar ratio
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1.5x scale

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.