Finding the Fourth Proportional to 864,915.68, 1,193,583.59 and 467,094.06
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Solution
The fourth proportional to 864,915.68, 1,193,583.59 and 467,094.06 is: 644,589.78
Step by Step Solution
- Step 1: Write the proportion equation
864,915.68 : 1,193,583.59 = 467,094.06 : x - Step 2: Convert to fraction form
864,915.68/1,193,583.59 = 467,094.06/x - Step 3: Cross multiply
864,915.68x = 1,193,583.59 × 467,094.06 - Step 4: Simplify right side
864,915.68x = 557,515,808,237.72 - Step 5: Solve for x
x = 557,515,808,237.72/864,915.68 - Step 6: Final answer
x = 644,589.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.