Home / 731,729.34-1,097,561.07-305,089.38

Finding the Fourth Proportional to 731,729.34, 1,097,561.07 and 305,089.38

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Solution

The fourth proportional to 731,729.34, 1,097,561.07 and 305,089.38 is: 457,620.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,729.34 : 1,097,561.07 = 305,089.38 : x
  2. Step 2: Convert to fraction form
    731,729.34/1,097,561.07 = 305,089.38/x
  3. Step 3: Cross multiply
    731,729.34x = 1,097,561.07 × 305,089.38
  4. Step 4: Simplify right side
    731,729.34x = 334,854,226,358.44
  5. Step 5: Solve for x
    x = 334,854,226,358.44/731,729.34
  6. Step 6: Final answer
    x = 457,620.34

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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.