Finding the Fourth Proportional to 201,776.35, 302,307.64 and 189,774.84
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Solution
The fourth proportional to 201,776.35, 302,307.64 and 189,774.84 is: 284,326.61
Step by Step Solution
- Step 1: Write the proportion equation
201,776.35 : 302,307.64 = 189,774.84 : x - Step 2: Convert to fraction form
201,776.35/302,307.64 = 189,774.84/x - Step 3: Cross multiply
201,776.35x = 302,307.64 × 189,774.84 - Step 4: Simplify right side
201,776.35x = 57,370,385,525.92 - Step 5: Solve for x
x = 57,370,385,525.92/201,776.35 - Step 6: Final answer
x = 284,326.61
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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.