Home / 341,415.12-471,152.90-188,453.35

Finding the Fourth Proportional to 341,415.12, 471,152.90 and 188,453.35

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Solution

The fourth proportional to 341,415.12, 471,152.90 and 188,453.35 is: 260,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,415.12 : 471,152.90 = 188,453.35 : x
  2. Step 2: Convert to fraction form
    341,415.12/471,152.90 = 188,453.35/x
  3. Step 3: Cross multiply
    341,415.12x = 471,152.90 × 188,453.35
  4. Step 4: Simplify right side
    341,415.12x = 88,790,342,367.22
  5. Step 5: Solve for x
    x = 88,790,342,367.22/341,415.12
  6. Step 6: Final answer
    x = 260,065.64

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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.