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Finding the Fourth Proportional to 350,078.49, 483,119.82 and 214,172.82

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Solution

The fourth proportional to 350,078.49, 483,119.82 and 214,172.82 is: 295,565.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,078.49 : 483,119.82 = 214,172.82 : x
  2. Step 2: Convert to fraction form
    350,078.49/483,119.82 = 214,172.82/x
  3. Step 3: Cross multiply
    350,078.49x = 483,119.82 × 214,172.82
  4. Step 4: Simplify right side
    350,078.49x = 103,471,134,247.29
  5. Step 5: Solve for x
    x = 103,471,134,247.29/350,078.49
  6. Step 6: Final answer
    x = 295,565.53

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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.