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Finding the Fourth Proportional to 341,556.92, 471,346.74 and 198,352.16

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Solution

The fourth proportional to 341,556.92, 471,346.74 and 198,352.16 is: 273,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,556.92 : 471,346.74 = 198,352.16 : x
  2. Step 2: Convert to fraction form
    341,556.92/471,346.74 = 198,352.16/x
  3. Step 3: Cross multiply
    341,556.92x = 471,346.74 × 198,352.16
  4. Step 4: Simplify right side
    341,556.92x = 93,492,643,987.96
  5. Step 5: Solve for x
    x = 93,492,643,987.96/341,556.92
  6. Step 6: Final answer
    x = 273,724.93

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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.