Home / 351,760.13-485,426.96-190,615.19

Finding the Fourth Proportional to 351,760.13, 485,426.96 and 190,615.19

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Solution

The fourth proportional to 351,760.13, 485,426.96 and 190,615.19 is: 263,047.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,760.13 : 485,426.96 = 190,615.19 : x
  2. Step 2: Convert to fraction form
    351,760.13/485,426.96 = 190,615.19/x
  3. Step 3: Cross multiply
    351,760.13x = 485,426.96 × 190,615.19
  4. Step 4: Simplify right side
    351,760.13x = 92,529,749,546.12
  5. Step 5: Solve for x
    x = 92,529,749,546.12/351,760.13
  6. Step 6: Final answer
    x = 263,047.86

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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.