Home / 352,280.50-528,309.75-115,568.02

Finding the Fourth Proportional to 352,280.50, 528,309.75 and 115,568.02

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Solution

The fourth proportional to 352,280.50, 528,309.75 and 115,568.02 is: 173,315.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,280.50 : 528,309.75 = 115,568.02 : x
  2. Step 2: Convert to fraction form
    352,280.50/528,309.75 = 115,568.02/x
  3. Step 3: Cross multiply
    352,280.50x = 528,309.75 × 115,568.02
  4. Step 4: Simplify right side
    352,280.50x = 61,055,711,754.20
  5. Step 5: Solve for x
    x = 61,055,711,754.20/352,280.50
  6. Step 6: Final answer
    x = 173,315.62

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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.