Home / 358,208.24-494,659.32-231,102.32

Finding the Fourth Proportional to 358,208.24, 494,659.32 and 231,102.32

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Solution

The fourth proportional to 358,208.24, 494,659.32 and 231,102.32 is: 319,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,208.24 : 494,659.32 = 231,102.32 : x
  2. Step 2: Convert to fraction form
    358,208.24/494,659.32 = 231,102.32/x
  3. Step 3: Cross multiply
    358,208.24x = 494,659.32 × 231,102.32
  4. Step 4: Simplify right side
    358,208.24x = 114,316,916,461.62
  5. Step 5: Solve for x
    x = 114,316,916,461.62/358,208.24
  6. Step 6: Final answer
    x = 319,135.36

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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.