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Finding the Fourth Proportional to 350,673.28, 483,904.82 and 197,716.94

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Solution

The fourth proportional to 350,673.28, 483,904.82 and 197,716.94 is: 272,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,673.28 : 483,904.82 = 197,716.94 : x
  2. Step 2: Convert to fraction form
    350,673.28/483,904.82 = 197,716.94/x
  3. Step 3: Cross multiply
    350,673.28x = 483,904.82 × 197,716.94
  4. Step 4: Simplify right side
    350,673.28x = 95,676,180,261.65
  5. Step 5: Solve for x
    x = 95,676,180,261.65/350,673.28
  6. Step 6: Final answer
    x = 272,835.67

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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.