Finding the Fourth Proportional to 644,658.36, 967,407.14 and 245,302.44
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Solution
The fourth proportional to 644,658.36, 967,407.14 and 245,302.44 is: 368,113.32
Step by Step Solution
- Step 1: Write the proportion equation
644,658.36 : 967,407.14 = 245,302.44 : x - Step 2: Convert to fraction form
644,658.36/967,407.14 = 245,302.44/x - Step 3: Cross multiply
644,658.36x = 967,407.14 × 245,302.44 - Step 4: Simplify right side
644,658.36x = 237,307,331,915.42 - Step 5: Solve for x
x = 237,307,331,915.42/644,658.36 - Step 6: Final answer
x = 368,113.32
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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.