Home / 839,899.68-1,159,028.16-495,846.42

Finding the Fourth Proportional to 839,899.68, 1,159,028.16 and 495,846.42

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Solution

The fourth proportional to 839,899.68, 1,159,028.16 and 495,846.42 is: 684,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,899.68 : 1,159,028.16 = 495,846.42 : x
  2. Step 2: Convert to fraction form
    839,899.68/1,159,028.16 = 495,846.42/x
  3. Step 3: Cross multiply
    839,899.68x = 1,159,028.16 × 495,846.42
  4. Step 4: Simplify right side
    839,899.68x = 574,699,963,815.19
  5. Step 5: Solve for x
    x = 574,699,963,815.19/839,899.68
  6. Step 6: Final answer
    x = 684,248.34

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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.