Home / 773,553.44-1,160,790.32-418,560.32

Finding the Fourth Proportional to 773,553.44, 1,160,790.32 and 418,560.32

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Solution

The fourth proportional to 773,553.44, 1,160,790.32 and 418,560.32 is: 628,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,553.44 : 1,160,790.32 = 418,560.32 : x
  2. Step 2: Convert to fraction form
    773,553.44/1,160,790.32 = 418,560.32/x
  3. Step 3: Cross multiply
    773,553.44x = 1,160,790.32 × 418,560.32
  4. Step 4: Simplify right side
    773,553.44x = 485,860,767,792.10
  5. Step 5: Solve for x
    x = 485,860,767,792.10/773,553.44
  6. Step 6: Final answer
    x = 628,089.47

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1.5x scale

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.