Home / 1,051.17-1,450.38-609.06

Finding the Fourth Proportional to 1,051.17, 1,450.38 and 609.06

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Solution

The fourth proportional to 1,051.17, 1,450.38 and 609.06 is: 840.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051.17 : 1,450.38 = 609.06 : x
  2. Step 2: Convert to fraction form
    1,051.17/1,450.38 = 609.06/x
  3. Step 3: Cross multiply
    1,051.17x = 1,450.38 × 609.06
  4. Step 4: Simplify right side
    1,051.17x = 883,368.44
  5. Step 5: Solve for x
    x = 883,368.44/1,051.17
  6. Step 6: Final answer
    x = 840.37

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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.