Home / 352,539.48-528,610.50-115,818.60

Finding the Fourth Proportional to 352,539.48, 528,610.50 and 115,818.60

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Solution

The fourth proportional to 352,539.48, 528,610.50 and 115,818.60 is: 173,662.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,539.48 : 528,610.50 = 115,818.60 : x
  2. Step 2: Convert to fraction form
    352,539.48/528,610.50 = 115,818.60/x
  3. Step 3: Cross multiply
    352,539.48x = 528,610.50 × 115,818.60
  4. Step 4: Simplify right side
    352,539.48x = 61,222,928,055.30
  5. Step 5: Solve for x
    x = 61,222,928,055.30/352,539.48
  6. Step 6: Final answer
    x = 173,662.62

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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.