Home / 358,216.24-494,670.36-231,110.32

Finding the Fourth Proportional to 358,216.24, 494,670.36 and 231,110.32

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Solution

The fourth proportional to 358,216.24, 494,670.36 and 231,110.32 is: 319,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,216.24 : 494,670.36 = 231,110.32 : x
  2. Step 2: Convert to fraction form
    358,216.24/494,670.36 = 231,110.32/x
  3. Step 3: Cross multiply
    358,216.24x = 494,670.36 × 231,110.32
  4. Step 4: Simplify right side
    358,216.24x = 114,323,425,194.12
  5. Step 5: Solve for x
    x = 114,323,425,194.12/358,216.24
  6. Step 6: Final answer
    x = 319,146.40

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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.