Finding the Fourth Proportional to 461,476.68, 692,211.92 and 248,344.88
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Solution
The fourth proportional to 461,476.68, 692,211.92 and 248,344.88 is: 372,515.64
Step by Step Solution
- Step 1: Write the proportion equation
461,476.68 : 692,211.92 = 248,344.88 : x - Step 2: Convert to fraction form
461,476.68/692,211.92 = 248,344.88/x - Step 3: Cross multiply
461,476.68x = 692,211.92 × 248,344.88 - Step 4: Simplify right side
461,476.68x = 171,907,281,504.19 - Step 5: Solve for x
x = 171,907,281,504.19/461,476.68 - Step 6: Final answer
x = 372,515.64
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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.