Home / 905,351.52-1,358,030.25-336,857.88

Finding the Fourth Proportional to 905,351.52, 1,358,030.25 and 336,857.88

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Solution

The fourth proportional to 905,351.52, 1,358,030.25 and 336,857.88 is: 505,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,351.52 : 1,358,030.25 = 336,857.88 : x
  2. Step 2: Convert to fraction form
    905,351.52/1,358,030.25 = 336,857.88/x
  3. Step 3: Cross multiply
    905,351.52x = 1,358,030.25 × 336,857.88
  4. Step 4: Simplify right side
    905,351.52x = 457,463,190,990.87
  5. Step 5: Solve for x
    x = 457,463,190,990.87/905,351.52
  6. Step 6: Final answer
    x = 505,287.93

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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.