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Finding the Fourth Proportional to 335,971.58, 463,640.76 and 185,068.58

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Solution

The fourth proportional to 335,971.58, 463,640.76 and 185,068.58 is: 255,394.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,971.58 : 463,640.76 = 185,068.58 : x
  2. Step 2: Convert to fraction form
    335,971.58/463,640.76 = 185,068.58/x
  3. Step 3: Cross multiply
    335,971.58x = 463,640.76 × 185,068.58
  4. Step 4: Simplify right side
    335,971.58x = 85,805,334,765.12
  5. Step 5: Solve for x
    x = 85,805,334,765.12/335,971.58
  6. Step 6: Final answer
    x = 255,394.63

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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.