Home / 889,326.35-1,334,026.44-258,240.17

Finding the Fourth Proportional to 889,326.35, 1,334,026.44 and 258,240.17

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Solution

The fourth proportional to 889,326.35, 1,334,026.44 and 258,240.17 is: 387,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,326.35 : 1,334,026.44 = 258,240.17 : x
  2. Step 2: Convert to fraction form
    889,326.35/1,334,026.44 = 258,240.17/x
  3. Step 3: Cross multiply
    889,326.35x = 1,334,026.44 × 258,240.17
  4. Step 4: Simplify right side
    889,326.35x = 344,499,210,481.26
  5. Step 5: Solve for x
    x = 344,499,210,481.26/889,326.35
  6. Step 6: Final answer
    x = 387,370.97

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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.