Home / 839,902.62-1,159,032.24-495,849.39

Finding the Fourth Proportional to 839,902.62, 1,159,032.24 and 495,849.39

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Solution

The fourth proportional to 839,902.62, 1,159,032.24 and 495,849.39 is: 684,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,902.62 : 1,159,032.24 = 495,849.39 : x
  2. Step 2: Convert to fraction form
    839,902.62/1,159,032.24 = 495,849.39/x
  3. Step 3: Cross multiply
    839,902.62x = 1,159,032.24 × 495,849.39
  4. Step 4: Simplify right side
    839,902.62x = 574,705,429,194.33
  5. Step 5: Solve for x
    x = 574,705,429,194.33/839,902.62
  6. Step 6: Final answer
    x = 684,252.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.