Home / 231,043.80-346,565.70-222,186.45

Finding the Fourth Proportional to 231,043.80, 346,565.70 and 222,186.45

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Solution

The fourth proportional to 231,043.80, 346,565.70 and 222,186.45 is: 333,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,043.80 : 346,565.70 = 222,186.45 : x
  2. Step 2: Convert to fraction form
    231,043.80/346,565.70 = 222,186.45/x
  3. Step 3: Cross multiply
    231,043.80x = 346,565.70 × 222,186.45
  4. Step 4: Simplify right side
    231,043.80x = 77,002,202,574.77
  5. Step 5: Solve for x
    x = 77,002,202,574.77/231,043.80
  6. Step 6: Final answer
    x = 333,279.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.