Home / 889,327.86-1,334,028.69-258,241.67

Finding the Fourth Proportional to 889,327.86, 1,334,028.69 and 258,241.67

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Solution

The fourth proportional to 889,327.86, 1,334,028.69 and 258,241.67 is: 387,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,327.86 : 1,334,028.69 = 258,241.67 : x
  2. Step 2: Convert to fraction form
    889,327.86/1,334,028.69 = 258,241.67/x
  3. Step 3: Cross multiply
    889,327.86x = 1,334,028.69 × 258,241.67
  4. Step 4: Simplify right side
    889,327.86x = 344,501,796,733.51
  5. Step 5: Solve for x
    x = 344,501,796,733.51/889,327.86
  6. Step 6: Final answer
    x = 387,373.22

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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.