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Finding the Fourth Proportional to 362,467.60, 543,701.40 and 329,808.40

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Solution

The fourth proportional to 362,467.60, 543,701.40 and 329,808.40 is: 494,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,467.60 : 543,701.40 = 329,808.40 : x
  2. Step 2: Convert to fraction form
    362,467.60/543,701.40 = 329,808.40/x
  3. Step 3: Cross multiply
    362,467.60x = 543,701.40 × 329,808.40
  4. Step 4: Simplify right side
    362,467.60x = 179,317,288,811.76
  5. Step 5: Solve for x
    x = 179,317,288,811.76/362,467.60
  6. Step 6: Final answer
    x = 494,712.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.