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Finding the Fourth Proportional to 350,009.54, 482,988.08 and 197,039.80

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Solution

The fourth proportional to 350,009.54, 482,988.08 and 197,039.80 is: 271,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,009.54 : 482,988.08 = 197,039.80 : x
  2. Step 2: Convert to fraction form
    350,009.54/482,988.08 = 197,039.80/x
  3. Step 3: Cross multiply
    350,009.54x = 482,988.08 × 197,039.80
  4. Step 4: Simplify right side
    350,009.54x = 95,167,874,685.58
  5. Step 5: Solve for x
    x = 95,167,874,685.58/350,009.54
  6. Step 6: Final answer
    x = 271,900.80

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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.