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Finding the Fourth Proportional to 348,187.88, 477,370.06 and 341,889.32

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Solution

The fourth proportional to 348,187.88, 477,370.06 and 341,889.32 is: 468,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,187.88 : 477,370.06 = 341,889.32 : x
  2. Step 2: Convert to fraction form
    348,187.88/477,370.06 = 341,889.32/x
  3. Step 3: Cross multiply
    348,187.88x = 477,370.06 × 341,889.32
  4. Step 4: Simplify right side
    348,187.88x = 163,207,725,540.46
  5. Step 5: Solve for x
    x = 163,207,725,540.46/348,187.88
  6. Step 6: Final answer
    x = 468,734.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.