Home / 731,891.21-1,097,563.78-251,983.45

Finding the Fourth Proportional to 731,891.21, 1,097,563.78 and 251,983.45

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Solution

The fourth proportional to 731,891.21, 1,097,563.78 and 251,983.45 is: 377,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,891.21 : 1,097,563.78 = 251,983.45 : x
  2. Step 2: Convert to fraction form
    731,891.21/1,097,563.78 = 251,983.45/x
  3. Step 3: Cross multiply
    731,891.21x = 1,097,563.78 × 251,983.45
  4. Step 4: Simplify right side
    731,891.21x = 276,567,901,975.17
  5. Step 5: Solve for x
    x = 276,567,901,975.17/731,891.21
  6. Step 6: Final answer
    x = 377,881.16

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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.