Home / 889,326.43-1,334,026.53-258,240.24

Finding the Fourth Proportional to 889,326.43, 1,334,026.53 and 258,240.24

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Solution

The fourth proportional to 889,326.43, 1,334,026.53 and 258,240.24 is: 387,371.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,326.43 : 1,334,026.53 = 258,240.24 : x
  2. Step 2: Convert to fraction form
    889,326.43/1,334,026.53 = 258,240.24/x
  3. Step 3: Cross multiply
    889,326.43x = 1,334,026.53 × 258,240.24
  4. Step 4: Simplify right side
    889,326.43x = 344,499,331,273.57
  5. Step 5: Solve for x
    x = 344,499,331,273.57/889,326.43
  6. Step 6: Final answer
    x = 387,371.07

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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.