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Finding the Fourth Proportional to 348,171.95, 477,348.20 and 341,873.39

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Solution

The fourth proportional to 348,171.95, 477,348.20 and 341,873.39 is: 468,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,171.95 : 477,348.20 = 341,873.39 : x
  2. Step 2: Convert to fraction form
    348,171.95/477,348.20 = 341,873.39/x
  3. Step 3: Cross multiply
    348,171.95x = 477,348.20 × 341,873.39
  4. Step 4: Simplify right side
    348,171.95x = 163,192,643,248.29
  5. Step 5: Solve for x
    x = 163,192,643,248.29/348,171.95
  6. Step 6: Final answer
    x = 468,712.79

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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.