Home / 841,761.73-1,262,642.60-309,052.27

Finding the Fourth Proportional to 841,761.73, 1,262,642.60 and 309,052.27

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Solution

The fourth proportional to 841,761.73, 1,262,642.60 and 309,052.27 is: 463,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,761.73 : 1,262,642.60 = 309,052.27 : x
  2. Step 2: Convert to fraction form
    841,761.73/1,262,642.60 = 309,052.27/x
  3. Step 3: Cross multiply
    841,761.73x = 1,262,642.60 × 309,052.27
  4. Step 4: Simplify right side
    841,761.73x = 390,222,561,728.70
  5. Step 5: Solve for x
    x = 390,222,561,728.70/841,761.73
  6. Step 6: Final answer
    x = 463,578.41

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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.