Home / 683,988-1,026,092.24-210,673.12

Finding the Fourth Proportional to 683,988, 1,026,092.24 and 210,673.12

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Solution

The fourth proportional to 683,988, 1,026,092.24 and 210,673.12 is: 316,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,988 : 1,026,092.24 = 210,673.12 : x
  2. Step 2: Convert to fraction form
    683,988/1,026,092.24 = 210,673.12/x
  3. Step 3: Cross multiply
    683,988x = 1,026,092.24 × 210,673.12
  4. Step 4: Simplify right side
    683,988x = 216,170,053,608.59
  5. Step 5: Solve for x
    x = 216,170,053,608.59/683,988
  6. Step 6: Final answer
    x = 316,043.63

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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.