Home / 982,104.10-1,473,218.54-308,212.04

Finding the Fourth Proportional to 982,104.10, 1,473,218.54 and 308,212.04

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Solution

The fourth proportional to 982,104.10, 1,473,218.54 and 308,212.04 is: 462,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,104.10 : 1,473,218.54 = 308,212.04 : x
  2. Step 2: Convert to fraction form
    982,104.10/1,473,218.54 = 308,212.04/x
  3. Step 3: Cross multiply
    982,104.10x = 1,473,218.54 × 308,212.04
  4. Step 4: Simplify right side
    982,104.10x = 454,063,691,579.22
  5. Step 5: Solve for x
    x = 454,063,691,579.22/982,104.10
  6. Step 6: Final answer
    x = 462,337.64

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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.