Home / 730,732.90-1,096,405.89-325,646.04

Finding the Fourth Proportional to 730,732.90, 1,096,405.89 and 325,646.04

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Solution

The fourth proportional to 730,732.90, 1,096,405.89 and 325,646.04 is: 488,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,732.90 : 1,096,405.89 = 325,646.04 : x
  2. Step 2: Convert to fraction form
    730,732.90/1,096,405.89 = 325,646.04/x
  3. Step 3: Cross multiply
    730,732.90x = 1,096,405.89 × 325,646.04
  4. Step 4: Simplify right side
    730,732.90x = 357,040,236,311.18
  5. Step 5: Solve for x
    x = 357,040,236,311.18/730,732.90
  6. Step 6: Final answer
    x = 488,605.67

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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.