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Finding the Fourth Proportional to 1,460.51, 2,189.93 and 536.36

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Solution

The fourth proportional to 1,460.51, 2,189.93 and 536.36 is: 804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.51 : 2,189.93 = 536.36 : x
  2. Step 2: Convert to fraction form
    1,460.51/2,189.93 = 536.36/x
  3. Step 3: Cross multiply
    1,460.51x = 2,189.93 × 536.36
  4. Step 4: Simplify right side
    1,460.51x = 1,174,577.22
  5. Step 5: Solve for x
    x = 1,174,577.22/1,460.51
  6. Step 6: Final answer
    x = 804.22

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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.