Home / 331,651.14-457,752.42-210,768.84

Finding the Fourth Proportional to 331,651.14, 457,752.42 and 210,768.84

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Solution

The fourth proportional to 331,651.14, 457,752.42 and 210,768.84 is: 290,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,651.14 : 457,752.42 = 210,768.84 : x
  2. Step 2: Convert to fraction form
    331,651.14/457,752.42 = 210,768.84/x
  3. Step 3: Cross multiply
    331,651.14x = 457,752.42 × 210,768.84
  4. Step 4: Simplify right side
    331,651.14x = 96,479,946,570.59
  5. Step 5: Solve for x
    x = 96,479,946,570.59/331,651.14
  6. Step 6: Final answer
    x = 290,907.93

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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.