Home / 627,262.67-940,752.16-290,118.33

Finding the Fourth Proportional to 627,262.67, 940,752.16 and 290,118.33

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Solution

The fourth proportional to 627,262.67, 940,752.16 and 290,118.33 is: 435,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,262.67 : 940,752.16 = 290,118.33 : x
  2. Step 2: Convert to fraction form
    627,262.67/940,752.16 = 290,118.33/x
  3. Step 3: Cross multiply
    627,262.67x = 940,752.16 × 290,118.33
  4. Step 4: Simplify right side
    627,262.67x = 272,929,444,877.80
  5. Step 5: Solve for x
    x = 272,929,444,877.80/627,262.67
  6. Step 6: Final answer
    x = 435,111.89

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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.