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Finding the Fourth Proportional to 343,295.32, 473,796.58 and 190,367.52

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Solution

The fourth proportional to 343,295.32, 473,796.58 and 190,367.52 is: 262,734.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,295.32 : 473,796.58 = 190,367.52 : x
  2. Step 2: Convert to fraction form
    343,295.32/473,796.58 = 190,367.52/x
  3. Step 3: Cross multiply
    343,295.32x = 473,796.58 × 190,367.52
  4. Step 4: Simplify right side
    343,295.32x = 90,195,479,919.08
  5. Step 5: Solve for x
    x = 90,195,479,919.08/343,295.32
  6. Step 6: Final answer
    x = 262,734.37

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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.