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Finding the Fourth Proportional to 341,656.75, 471,482.22 and 188,701.21

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Solution

The fourth proportional to 341,656.75, 471,482.22 and 188,701.21 is: 260,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,656.75 : 471,482.22 = 188,701.21 : x
  2. Step 2: Convert to fraction form
    341,656.75/471,482.22 = 188,701.21/x
  3. Step 3: Cross multiply
    341,656.75x = 471,482.22 × 188,701.21
  4. Step 4: Simplify right side
    341,656.75x = 88,969,265,407.49
  5. Step 5: Solve for x
    x = 88,969,265,407.49/341,656.75
  6. Step 6: Final answer
    x = 260,405.41

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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.