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Finding the Fourth Proportional to 347,944.59, 480,197.25 and 195,008.67

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Solution

The fourth proportional to 347,944.59, 480,197.25 and 195,008.67 is: 269,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,944.59 : 480,197.25 = 195,008.67 : x
  2. Step 2: Convert to fraction form
    347,944.59/480,197.25 = 195,008.67/x
  3. Step 3: Cross multiply
    347,944.59x = 480,197.25 × 195,008.67
  4. Step 4: Simplify right side
    347,944.59x = 93,642,627,060.16
  5. Step 5: Solve for x
    x = 93,642,627,060.16/347,944.59
  6. Step 6: Final answer
    x = 269,130.86

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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.