Home / 773,935.43-1,159,528.31-660,464.15

Finding the Fourth Proportional to 773,935.43, 1,159,528.31 and 660,464.15

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Solution

The fourth proportional to 773,935.43, 1,159,528.31 and 660,464.15 is: 989,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,935.43 : 1,159,528.31 = 660,464.15 : x
  2. Step 2: Convert to fraction form
    773,935.43/1,159,528.31 = 660,464.15/x
  3. Step 3: Cross multiply
    773,935.43x = 1,159,528.31 × 660,464.15
  4. Step 4: Simplify right side
    773,935.43x = 765,826,876,362.77
  5. Step 5: Solve for x
    x = 765,826,876,362.77/773,935.43
  6. Step 6: Final answer
    x = 989,522.96

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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.