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Finding the Fourth Proportional to 358,975.58, 495,396.67 and 197,841

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Solution

The fourth proportional to 358,975.58, 495,396.67 and 197,841 is: 273,026.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,975.58 : 495,396.67 = 197,841 : x
  2. Step 2: Convert to fraction form
    358,975.58/495,396.67 = 197,841/x
  3. Step 3: Cross multiply
    358,975.58x = 495,396.67 × 197,841
  4. Step 4: Simplify right side
    358,975.58x = 98,009,772,589.47
  5. Step 5: Solve for x
    x = 98,009,772,589.47/358,975.58
  6. Step 6: Final answer
    x = 273,026.29

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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.