Home / 994,847.85-1,492,562.36-320,914.19

Finding the Fourth Proportional to 994,847.85, 1,492,562.36 and 320,914.19

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Solution

The fourth proportional to 994,847.85, 1,492,562.36 and 320,914.19 is: 481,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,847.85 : 1,492,562.36 = 320,914.19 : x
  2. Step 2: Convert to fraction form
    994,847.85/1,492,562.36 = 320,914.19/x
  3. Step 3: Cross multiply
    994,847.85x = 1,492,562.36 × 320,914.19
  4. Step 4: Simplify right side
    994,847.85x = 478,984,445,317.58
  5. Step 5: Solve for x
    x = 478,984,445,317.58/994,847.85
  6. Step 6: Final answer
    x = 481,465.03

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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.