Home / 729,266.40-1,093,899.60-308,487.60

Finding the Fourth Proportional to 729,266.40, 1,093,899.60 and 308,487.60

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Solution

The fourth proportional to 729,266.40, 1,093,899.60 and 308,487.60 is: 462,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,266.40 : 1,093,899.60 = 308,487.60 : x
  2. Step 2: Convert to fraction form
    729,266.40/1,093,899.60 = 308,487.60/x
  3. Step 3: Cross multiply
    729,266.40x = 1,093,899.60 × 308,487.60
  4. Step 4: Simplify right side
    729,266.40x = 337,454,462,244.96
  5. Step 5: Solve for x
    x = 337,454,462,244.96/729,266.40
  6. Step 6: Final answer
    x = 462,731.40

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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.