Home / 901,133.07-1,351,489.32-261,265.06

Finding the Fourth Proportional to 901,133.07, 1,351,489.32 and 261,265.06

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Solution

The fourth proportional to 901,133.07, 1,351,489.32 and 261,265.06 is: 391,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,133.07 : 1,351,489.32 = 261,265.06 : x
  2. Step 2: Convert to fraction form
    901,133.07/1,351,489.32 = 261,265.06/x
  3. Step 3: Cross multiply
    901,133.07x = 1,351,489.32 × 261,265.06
  4. Step 4: Simplify right side
    901,133.07x = 353,096,939,968.52
  5. Step 5: Solve for x
    x = 353,096,939,968.52/901,133.07
  6. Step 6: Final answer
    x = 391,836.63

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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.