Home / 734,832-1,102,317.66-285,587.51

Finding the Fourth Proportional to 734,832, 1,102,317.66 and 285,587.51

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Solution

The fourth proportional to 734,832, 1,102,317.66 and 285,587.51 is: 428,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,832 : 1,102,317.66 = 285,587.51 : x
  2. Step 2: Convert to fraction form
    734,832/1,102,317.66 = 285,587.51/x
  3. Step 3: Cross multiply
    734,832x = 1,102,317.66 × 285,587.51
  4. Step 4: Simplify right side
    734,832x = 314,808,150,236.84
  5. Step 5: Solve for x
    x = 314,808,150,236.84/734,832
  6. Step 6: Final answer
    x = 428,408.33

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1.5x scale

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.