Home / 889,327.15-1,334,027.63-258,240.96

Finding the Fourth Proportional to 889,327.15, 1,334,027.63 and 258,240.96

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Solution

The fourth proportional to 889,327.15, 1,334,027.63 and 258,240.96 is: 387,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,327.15 : 1,334,027.63 = 258,240.96 : x
  2. Step 2: Convert to fraction form
    889,327.15/1,334,027.63 = 258,240.96/x
  3. Step 3: Cross multiply
    889,327.15x = 1,334,027.63 × 258,240.96
  4. Step 4: Simplify right side
    889,327.15x = 344,500,575,837.73
  5. Step 5: Solve for x
    x = 344,500,575,837.73/889,327.15
  6. Step 6: Final answer
    x = 387,372.16

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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.