Finding the Fourth Proportional to 889,496.11, 1,334,374.17 and 258,327.91
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Solution
The fourth proportional to 889,496.11, 1,334,374.17 and 258,327.91 is: 387,529.62
Step by Step Solution
- Step 1: Write the proportion equation
889,496.11 : 1,334,374.17 = 258,327.91 : x - Step 2: Convert to fraction form
889,496.11/1,334,374.17 = 258,327.91/x - Step 3: Cross multiply
889,496.11x = 1,334,374.17 × 258,327.91 - Step 4: Simplify right side
889,496.11x = 344,706,090,494.09 - Step 5: Solve for x
x = 344,706,090,494.09/889,496.11 - Step 6: Final answer
x = 387,529.62
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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.