Home / 286,024-393,313.44-248,232.64

Finding the Fourth Proportional to 286,024, 393,313.44 and 248,232.64

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Solution

The fourth proportional to 286,024, 393,313.44 and 248,232.64 is: 341,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,024 : 393,313.44 = 248,232.64 : x
  2. Step 2: Convert to fraction form
    286,024/393,313.44 = 248,232.64/x
  3. Step 3: Cross multiply
    286,024x = 393,313.44 × 248,232.64
  4. Step 4: Simplify right side
    286,024x = 97,633,233,558.68
  5. Step 5: Solve for x
    x = 97,633,233,558.68/286,024
  6. Step 6: Final answer
    x = 341,346.30

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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.