Home / 291,422.28-402,183.33-162,369.24

Finding the Fourth Proportional to 291,422.28, 402,183.33 and 162,369.24

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Solution

The fourth proportional to 291,422.28, 402,183.33 and 162,369.24 is: 224,081.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,422.28 : 402,183.33 = 162,369.24 : x
  2. Step 2: Convert to fraction form
    291,422.28/402,183.33 = 162,369.24/x
  3. Step 3: Cross multiply
    291,422.28x = 402,183.33 × 162,369.24
  4. Step 4: Simplify right side
    291,422.28x = 65,302,201,632.77
  5. Step 5: Solve for x
    x = 65,302,201,632.77/291,422.28
  6. Step 6: Final answer
    x = 224,081.02

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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.