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Finding the Fourth Proportional to 352,050, 485,859.72 and 193,104.72

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Solution

The fourth proportional to 352,050, 485,859.72 and 193,104.72 is: 266,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,050 : 485,859.72 = 193,104.72 : x
  2. Step 2: Convert to fraction form
    352,050/485,859.72 = 193,104.72/x
  3. Step 3: Cross multiply
    352,050x = 485,859.72 × 193,104.72
  4. Step 4: Simplify right side
    352,050x = 93,821,805,189.88
  5. Step 5: Solve for x
    x = 93,821,805,189.88/352,050
  6. Step 6: Final answer
    x = 266,501.36

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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.