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Finding the Fourth Proportional to 352,682.93, 486,702.33 and 191,538.02

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Solution

The fourth proportional to 352,682.93, 486,702.33 and 191,538.02 is: 264,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,682.93 : 486,702.33 = 191,538.02 : x
  2. Step 2: Convert to fraction form
    352,682.93/486,702.33 = 191,538.02/x
  3. Step 3: Cross multiply
    352,682.93x = 486,702.33 × 191,538.02
  4. Step 4: Simplify right side
    352,682.93x = 93,222,000,617.59
  5. Step 5: Solve for x
    x = 93,222,000,617.59/352,682.93
  6. Step 6: Final answer
    x = 264,322.41

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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.