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Finding the Fourth Proportional to 468,572.31, 702,852.26 and 113,589.54

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Solution

The fourth proportional to 468,572.31, 702,852.26 and 113,589.54 is: 170,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,572.31 : 702,852.26 = 113,589.54 : x
  2. Step 2: Convert to fraction form
    468,572.31/702,852.26 = 113,589.54/x
  3. Step 3: Cross multiply
    468,572.31x = 702,852.26 × 113,589.54
  4. Step 4: Simplify right side
    468,572.31x = 79,836,664,333.41
  5. Step 5: Solve for x
    x = 79,836,664,333.41/468,572.31
  6. Step 6: Final answer
    x = 170,382.80

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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.