Home / 765,999.74-1,147,924.12-605,369.45

Finding the Fourth Proportional to 765,999.74, 1,147,924.12 and 605,369.45

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Solution

The fourth proportional to 765,999.74, 1,147,924.12 and 605,369.45 is: 907,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,999.74 : 1,147,924.12 = 605,369.45 : x
  2. Step 2: Convert to fraction form
    765,999.74/1,147,924.12 = 605,369.45/x
  3. Step 3: Cross multiply
    765,999.74x = 1,147,924.12 × 605,369.45
  4. Step 4: Simplify right side
    765,999.74x = 694,918,193,166.13
  5. Step 5: Solve for x
    x = 694,918,193,166.13/765,999.74
  6. Step 6: Final answer
    x = 907,204.22

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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.