Home / 994,671.38-1,492,298.17-320,739.03

Finding the Fourth Proportional to 994,671.38, 1,492,298.17 and 320,739.03

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Solution

The fourth proportional to 994,671.38, 1,492,298.17 and 320,739.03 is: 481,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,671.38 : 1,492,298.17 = 320,739.03 : x
  2. Step 2: Convert to fraction form
    994,671.38/1,492,298.17 = 320,739.03/x
  3. Step 3: Cross multiply
    994,671.38x = 1,492,298.17 × 320,739.03
  4. Step 4: Simplify right side
    994,671.38x = 478,638,267,516.58
  5. Step 5: Solve for x
    x = 478,638,267,516.58/994,671.38
  6. Step 6: Final answer
    x = 481,202.41

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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.