Home / 345,566.12-476,908.97-192,653.81

Finding the Fourth Proportional to 345,566.12, 476,908.97 and 192,653.81

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Solution

The fourth proportional to 345,566.12, 476,908.97 and 192,653.81 is: 265,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,566.12 : 476,908.97 = 192,653.81 : x
  2. Step 2: Convert to fraction form
    345,566.12/476,908.97 = 192,653.81/x
  3. Step 3: Cross multiply
    345,566.12x = 476,908.97 × 192,653.81
  4. Step 4: Simplify right side
    345,566.12x = 91,878,328,534.27
  5. Step 5: Solve for x
    x = 91,878,328,534.27/345,566.12
  6. Step 6: Final answer
    x = 265,877.71

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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.