Home / 734,833-1,102,319.16-285,588.51

Finding the Fourth Proportional to 734,833, 1,102,319.16 and 285,588.51

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Solution

The fourth proportional to 734,833, 1,102,319.16 and 285,588.51 is: 428,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,833 : 1,102,319.16 = 285,588.51 : x
  2. Step 2: Convert to fraction form
    734,833/1,102,319.16 = 285,588.51/x
  3. Step 3: Cross multiply
    734,833x = 1,102,319.16 × 285,588.51
  4. Step 4: Simplify right side
    734,833x = 314,809,686,448.85
  5. Step 5: Solve for x
    x = 314,809,686,448.85/734,833
  6. Step 6: Final answer
    x = 428,409.84

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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.