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Finding the Fourth Proportional to 350,140.70, 483,187.60 and 214,164.66

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Solution

The fourth proportional to 350,140.70, 483,187.60 and 214,164.66 is: 295,543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,140.70 : 483,187.60 = 214,164.66 : x
  2. Step 2: Convert to fraction form
    350,140.70/483,187.60 = 214,164.66/x
  3. Step 3: Cross multiply
    350,140.70x = 483,187.60 × 214,164.66
  4. Step 4: Simplify right side
    350,140.70x = 103,481,708,070.22
  5. Step 5: Solve for x
    x = 103,481,708,070.22/350,140.70
  6. Step 6: Final answer
    x = 295,543.21

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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.