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Finding the Fourth Proportional to 341,613.82, 471,422.15 and 188,658.49

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Solution

The fourth proportional to 341,613.82, 471,422.15 and 188,658.49 is: 260,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,613.82 : 471,422.15 = 188,658.49 : x
  2. Step 2: Convert to fraction form
    341,613.82/471,422.15 = 188,658.49/x
  3. Step 3: Cross multiply
    341,613.82x = 471,422.15 × 188,658.49
  4. Step 4: Simplify right side
    341,613.82x = 88,937,790,971.55
  5. Step 5: Solve for x
    x = 88,937,790,971.55/341,613.82
  6. Step 6: Final answer
    x = 260,346.00

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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.