Home / 254,139.13-380,459.76-222,610.87

Finding the Fourth Proportional to 254,139.13, 380,459.76 and 222,610.87

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Solution

The fourth proportional to 254,139.13, 380,459.76 and 222,610.87 is: 333,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,139.13 : 380,459.76 = 222,610.87 : x
  2. Step 2: Convert to fraction form
    254,139.13/380,459.76 = 222,610.87/x
  3. Step 3: Cross multiply
    254,139.13x = 380,459.76 × 222,610.87
  4. Step 4: Simplify right side
    254,139.13x = 84,694,478,173.59
  5. Step 5: Solve for x
    x = 84,694,478,173.59/254,139.13
  6. Step 6: Final answer
    x = 333,260.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.