Home / 839,754.24-1,158,817.92-457,743.36

Finding the Fourth Proportional to 839,754.24, 1,158,817.92 and 457,743.36

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Solution

The fourth proportional to 839,754.24, 1,158,817.92 and 457,743.36 is: 631,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,754.24 : 1,158,817.92 = 457,743.36 : x
  2. Step 2: Convert to fraction form
    839,754.24/1,158,817.92 = 457,743.36/x
  3. Step 3: Cross multiply
    839,754.24x = 1,158,817.92 × 457,743.36
  4. Step 4: Simplify right side
    839,754.24x = 530,441,208,329.01
  5. Step 5: Solve for x
    x = 530,441,208,329.01/839,754.24
  6. Step 6: Final answer
    x = 631,662.44

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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.