Home / 648,066.22-970,796.95-322,874.10

Finding the Fourth Proportional to 648,066.22, 970,796.95 and 322,874.10

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Solution

The fourth proportional to 648,066.22, 970,796.95 and 322,874.10 is: 483,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,066.22 : 970,796.95 = 322,874.10 : x
  2. Step 2: Convert to fraction form
    648,066.22/970,796.95 = 322,874.10/x
  3. Step 3: Cross multiply
    648,066.22x = 970,796.95 × 322,874.10
  4. Step 4: Simplify right side
    648,066.22x = 313,445,190,706.81
  5. Step 5: Solve for x
    x = 313,445,190,706.81/648,066.22
  6. Step 6: Final answer
    x = 483,662.29

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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.