Home / 1,221,098.51-1,831,735.26-322,531.29

Finding the Fourth Proportional to 1,221,098.51, 1,831,735.26 and 322,531.29

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Solution

The fourth proportional to 1,221,098.51, 1,831,735.26 and 322,531.29 is: 483,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,098.51 : 1,831,735.26 = 322,531.29 : x
  2. Step 2: Convert to fraction form
    1,221,098.51/1,831,735.26 = 322,531.29/x
  3. Step 3: Cross multiply
    1,221,098.51x = 1,831,735.26 × 322,531.29
  4. Step 4: Simplify right side
    1,221,098.51x = 590,791,936,346.29
  5. Step 5: Solve for x
    x = 590,791,936,346.29/1,221,098.51
  6. Step 6: Final answer
    x = 483,820.04

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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.