Home / 740,757.82-1,111,128.63-179,792.32

Finding the Fourth Proportional to 740,757.82, 1,111,128.63 and 179,792.32

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Solution

The fourth proportional to 740,757.82, 1,111,128.63 and 179,792.32 is: 269,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,757.82 : 1,111,128.63 = 179,792.32 : x
  2. Step 2: Convert to fraction form
    740,757.82/1,111,128.63 = 179,792.32/x
  3. Step 3: Cross multiply
    740,757.82x = 1,111,128.63 × 179,792.32
  4. Step 4: Simplify right side
    740,757.82x = 199,772,390,529.34
  5. Step 5: Solve for x
    x = 199,772,390,529.34/740,757.82
  6. Step 6: Final answer
    x = 269,686.51

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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.