Home / 731,243.40-1,097,002.47-331,912.25

Finding the Fourth Proportional to 731,243.40, 1,097,002.47 and 331,912.25

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Solution

The fourth proportional to 731,243.40, 1,097,002.47 and 331,912.25 is: 497,930.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,243.40 : 1,097,002.47 = 331,912.25 : x
  2. Step 2: Convert to fraction form
    731,243.40/1,097,002.47 = 331,912.25/x
  3. Step 3: Cross multiply
    731,243.40x = 1,097,002.47 × 331,912.25
  4. Step 4: Simplify right side
    731,243.40x = 364,108,552,588.25
  5. Step 5: Solve for x
    x = 364,108,552,588.25/731,243.40
  6. Step 6: Final answer
    x = 497,930.72

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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.