Home / 262,984.64-362,944.20-155,589.20

Finding the Fourth Proportional to 262,984.64, 362,944.20 and 155,589.20

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Solution

The fourth proportional to 262,984.64, 362,944.20 and 155,589.20 is: 214,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,984.64 : 362,944.20 = 155,589.20 : x
  2. Step 2: Convert to fraction form
    262,984.64/362,944.20 = 155,589.20/x
  3. Step 3: Cross multiply
    262,984.64x = 362,944.20 × 155,589.20
  4. Step 4: Simplify right side
    262,984.64x = 56,470,197,722.64
  5. Step 5: Solve for x
    x = 56,470,197,722.64/262,984.64
  6. Step 6: Final answer
    x = 214,728.12

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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.