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Finding the Fourth Proportional to 336,639.51, 464,562.27 and 185,736.51

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Solution

The fourth proportional to 336,639.51, 464,562.27 and 185,736.51 is: 256,316.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,639.51 : 464,562.27 = 185,736.51 : x
  2. Step 2: Convert to fraction form
    336,639.51/464,562.27 = 185,736.51/x
  3. Step 3: Cross multiply
    336,639.51x = 464,562.27 × 185,736.51
  4. Step 4: Simplify right side
    336,639.51x = 86,286,174,707.48
  5. Step 5: Solve for x
    x = 86,286,174,707.48/336,639.51
  6. Step 6: Final answer
    x = 256,316.24

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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.