Home / 889,578.88-1,334,405.52-258,492.76

Finding the Fourth Proportional to 889,578.88, 1,334,405.52 and 258,492.76

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Solution

The fourth proportional to 889,578.88, 1,334,405.52 and 258,492.76 is: 387,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,578.88 : 1,334,405.52 = 258,492.76 : x
  2. Step 2: Convert to fraction form
    889,578.88/1,334,405.52 = 258,492.76/x
  3. Step 3: Cross multiply
    889,578.88x = 1,334,405.52 × 258,492.76
  4. Step 4: Simplify right side
    889,578.88x = 344,934,165,824.04
  5. Step 5: Solve for x
    x = 344,934,165,824.04/889,578.88
  6. Step 6: Final answer
    x = 387,749.95

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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.