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Finding the Fourth Proportional to 352,992.06, 487,132.23 and 191,847.48

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Solution

The fourth proportional to 352,992.06, 487,132.23 and 191,847.48 is: 264,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,992.06 : 487,132.23 = 191,847.48 : x
  2. Step 2: Convert to fraction form
    352,992.06/487,132.23 = 191,847.48/x
  3. Step 3: Cross multiply
    352,992.06x = 487,132.23 × 191,847.48
  4. Step 4: Simplify right side
    352,992.06x = 93,455,091,970.11
  5. Step 5: Solve for x
    x = 93,455,091,970.11/352,992.06
  6. Step 6: Final answer
    x = 264,751.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.