Home / 345,198.81-476,521.79-232,087.17

Finding the Fourth Proportional to 345,198.81, 476,521.79 and 232,087.17

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Solution

The fourth proportional to 345,198.81, 476,521.79 and 232,087.17 is: 320,379.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,198.81 : 476,521.79 = 232,087.17 : x
  2. Step 2: Convert to fraction form
    345,198.81/476,521.79 = 232,087.17/x
  3. Step 3: Cross multiply
    345,198.81x = 476,521.79 × 232,087.17
  4. Step 4: Simplify right side
    345,198.81x = 110,594,594,310.96
  5. Step 5: Solve for x
    x = 110,594,594,310.96/345,198.81
  6. Step 6: Final answer
    x = 320,379.42

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1.5x scale

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.