Home / 345,268.47-476,463.13-192,306.18

Finding the Fourth Proportional to 345,268.47, 476,463.13 and 192,306.18

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Solution

The fourth proportional to 345,268.47, 476,463.13 and 192,306.18 is: 265,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,268.47 : 476,463.13 = 192,306.18 : x
  2. Step 2: Convert to fraction form
    345,268.47/476,463.13 = 192,306.18/x
  3. Step 3: Cross multiply
    345,268.47x = 476,463.13 × 192,306.18
  4. Step 4: Simplify right side
    345,268.47x = 91,626,804,441.14
  5. Step 5: Solve for x
    x = 91,626,804,441.14/345,268.47
  6. Step 6: Final answer
    x = 265,378.43

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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.