Finding the Fourth Proportional to 345,615.84, 476,957.52 and 192,669.84
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Solution
The fourth proportional to 345,615.84, 476,957.52 and 192,669.84 is: 265,888.65
Step by Step Solution
- Step 1: Write the proportion equation
345,615.84 : 476,957.52 = 192,669.84 : x - Step 2: Convert to fraction form
345,615.84/476,957.52 = 192,669.84/x - Step 3: Cross multiply
345,615.84x = 476,957.52 × 192,669.84 - Step 4: Simplify right side
345,615.84x = 91,895,329,065.20 - Step 5: Solve for x
x = 91,895,329,065.20/345,615.84 - Step 6: Final answer
x = 265,888.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.