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Finding the Fourth Proportional to 330,893.04, 492,597.24 and 328,924.74

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Solution

The fourth proportional to 330,893.04, 492,597.24 and 328,924.74 is: 489,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,893.04 : 492,597.24 = 328,924.74 : x
  2. Step 2: Convert to fraction form
    330,893.04/492,597.24 = 328,924.74/x
  3. Step 3: Cross multiply
    330,893.04x = 492,597.24 × 328,924.74
  4. Step 4: Simplify right side
    330,893.04x = 162,027,419,091.72
  5. Step 5: Solve for x
    x = 162,027,419,091.72/330,893.04
  6. Step 6: Final answer
    x = 489,667.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.