Home / 994,647.57-1,492,550.30-418,229.15

Finding the Fourth Proportional to 994,647.57, 1,492,550.30 and 418,229.15

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Solution

The fourth proportional to 994,647.57, 1,492,550.30 and 418,229.15 is: 627,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,647.57 : 1,492,550.30 = 418,229.15 : x
  2. Step 2: Convert to fraction form
    994,647.57/1,492,550.30 = 418,229.15/x
  3. Step 3: Cross multiply
    994,647.57x = 1,492,550.30 × 418,229.15
  4. Step 4: Simplify right side
    994,647.57x = 624,228,044,941.48
  5. Step 5: Solve for x
    x = 624,228,044,941.48/994,647.57
  6. Step 6: Final answer
    x = 627,587.16

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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.