Home / 994,878.66-1,492,531.23-320,998.50

Finding the Fourth Proportional to 994,878.66, 1,492,531.23 and 320,998.50

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Solution

The fourth proportional to 994,878.66, 1,492,531.23 and 320,998.50 is: 481,566.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,878.66 : 1,492,531.23 = 320,998.50 : x
  2. Step 2: Convert to fraction form
    994,878.66/1,492,531.23 = 320,998.50/x
  3. Step 3: Cross multiply
    994,878.66x = 1,492,531.23 × 320,998.50
  4. Step 4: Simplify right side
    994,878.66x = 479,100,286,033.16
  5. Step 5: Solve for x
    x = 479,100,286,033.16/994,878.66
  6. Step 6: Final answer
    x = 481,566.55

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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.