Finding the Fourth Proportional to 889,327.36, 1,334,027.94 and 258,241.17
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Solution
The fourth proportional to 889,327.36, 1,334,027.94 and 258,241.17 is: 387,372.46
Step by Step Solution
- Step 1: Write the proportion equation
889,327.36 : 1,334,027.94 = 258,241.17 : x - Step 2: Convert to fraction form
889,327.36/1,334,027.94 = 258,241.17/x - Step 3: Cross multiply
889,327.36x = 1,334,027.94 × 258,241.17 - Step 4: Simplify right side
889,327.36x = 344,500,929,368.15 - Step 5: Solve for x
x = 344,500,929,368.15/889,327.36 - Step 6: Final answer
x = 387,372.46
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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.