Finding the Fourth Proportional to 677,884.08, 935,479.68 and 371,962.44
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Solution
The fourth proportional to 677,884.08, 935,479.68 and 371,962.44 is: 513,307.97
Step by Step Solution
- Step 1: Write the proportion equation
677,884.08 : 935,479.68 = 371,962.44 : x - Step 2: Convert to fraction form
677,884.08/935,479.68 = 371,962.44/x - Step 3: Cross multiply
677,884.08x = 935,479.68 × 371,962.44 - Step 4: Simplify right side
677,884.08x = 347,963,304,343.22 - Step 5: Solve for x
x = 347,963,304,343.22/677,884.08 - Step 6: Final answer
x = 513,307.97
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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.