Home / 994,824.76-1,492,527.79-320,891.14

Finding the Fourth Proportional to 994,824.76, 1,492,527.79 and 320,891.14

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Solution

The fourth proportional to 994,824.76, 1,492,527.79 and 320,891.14 is: 481,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,824.76 : 1,492,527.79 = 320,891.14 : x
  2. Step 2: Convert to fraction form
    994,824.76/1,492,527.79 = 320,891.14/x
  3. Step 3: Cross multiply
    994,824.76x = 1,492,527.79 × 320,891.14
  4. Step 4: Simplify right side
    994,824.76x = 478,938,951,381.80
  5. Step 5: Solve for x
    x = 478,938,951,381.80/994,824.76
  6. Step 6: Final answer
    x = 481,430.47

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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.