Home / 605,316.22-835,357.80-375,999.09

Finding the Fourth Proportional to 605,316.22, 835,357.80 and 375,999.09

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Solution

The fourth proportional to 605,316.22, 835,357.80 and 375,999.09 is: 518,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,316.22 : 835,357.80 = 375,999.09 : x
  2. Step 2: Convert to fraction form
    605,316.22/835,357.80 = 375,999.09/x
  3. Step 3: Cross multiply
    605,316.22x = 835,357.80 × 375,999.09
  4. Step 4: Simplify right side
    605,316.22x = 314,093,772,624.40
  5. Step 5: Solve for x
    x = 314,093,772,624.40/605,316.22
  6. Step 6: Final answer
    x = 518,892.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.