Home / 773,364.20-1,159,700.70-299,892.20

Finding the Fourth Proportional to 773,364.20, 1,159,700.70 and 299,892.20

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Solution

The fourth proportional to 773,364.20, 1,159,700.70 and 299,892.20 is: 449,704.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,364.20 : 1,159,700.70 = 299,892.20 : x
  2. Step 2: Convert to fraction form
    773,364.20/1,159,700.70 = 299,892.20/x
  3. Step 3: Cross multiply
    773,364.20x = 1,159,700.70 × 299,892.20
  4. Step 4: Simplify right side
    773,364.20x = 347,785,194,264.54
  5. Step 5: Solve for x
    x = 347,785,194,264.54/773,364.20
  6. Step 6: Final answer
    x = 449,704.28

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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.