Finding the Fourth Proportional to 791,577.84, 1,187,367.72 and 192,534.84
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Solution
The fourth proportional to 791,577.84, 1,187,367.72 and 192,534.84 is: 288,802.49
Step by Step Solution
- Step 1: Write the proportion equation
791,577.84 : 1,187,367.72 = 192,534.84 : x - Step 2: Convert to fraction form
791,577.84/1,187,367.72 = 192,534.84/x - Step 3: Cross multiply
791,577.84x = 1,187,367.72 × 192,534.84 - Step 4: Simplify right side
791,577.84x = 228,609,653,991.37 - Step 5: Solve for x
x = 228,609,653,991.37/791,577.84 - Step 6: Final answer
x = 288,802.49
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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.