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Finding the Fourth Proportional to 350,048.12, 483,076.17 and 214,079.63

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Solution

The fourth proportional to 350,048.12, 483,076.17 and 214,079.63 is: 295,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,048.12 : 483,076.17 = 214,079.63 : x
  2. Step 2: Convert to fraction form
    350,048.12/483,076.17 = 214,079.63/x
  3. Step 3: Cross multiply
    350,048.12x = 483,076.17 × 214,079.63
  4. Step 4: Simplify right side
    350,048.12x = 103,416,765,320.04
  5. Step 5: Solve for x
    x = 103,416,765,320.04/350,048.12
  6. Step 6: Final answer
    x = 295,435.86

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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.