Finding the Fourth Proportional to 528,241.77, 792,277.83 and 168,365.79
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Solution
The fourth proportional to 528,241.77, 792,277.83 and 168,365.79 is: 252,521.65
Step by Step Solution
- Step 1: Write the proportion equation
528,241.77 : 792,277.83 = 168,365.79 : x - Step 2: Convert to fraction form
528,241.77/792,277.83 = 168,365.79/x - Step 3: Cross multiply
528,241.77x = 792,277.83 × 168,365.79 - Step 4: Simplify right side
528,241.77x = 133,392,482,747.44 - Step 5: Solve for x
x = 133,392,482,747.44/528,241.77 - Step 6: Final answer
x = 252,521.65
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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.