Home / 994,825.76-1,492,529.29-320,892.14

Finding the Fourth Proportional to 994,825.76, 1,492,529.29 and 320,892.14

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Solution

The fourth proportional to 994,825.76, 1,492,529.29 and 320,892.14 is: 481,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,825.76 : 1,492,529.29 = 320,892.14 : x
  2. Step 2: Convert to fraction form
    994,825.76/1,492,529.29 = 320,892.14/x
  3. Step 3: Cross multiply
    994,825.76x = 1,492,529.29 × 320,892.14
  4. Step 4: Simplify right side
    994,825.76x = 478,940,917,880.78
  5. Step 5: Solve for x
    x = 478,940,917,880.78/994,825.76
  6. Step 6: Final answer
    x = 481,431.96

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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.