Finding the Fourth Proportional to 202,915.60, 304,416.60 and 62,688.40
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Solution
The fourth proportional to 202,915.60, 304,416.60 and 62,688.40 is: 94,045.95
Step by Step Solution
- Step 1: Write the proportion equation
202,915.60 : 304,416.60 = 62,688.40 : x - Step 2: Convert to fraction form
202,915.60/304,416.60 = 62,688.40/x - Step 3: Cross multiply
202,915.60x = 304,416.60 × 62,688.40 - Step 4: Simplify right side
202,915.60x = 19,083,389,587.44 - Step 5: Solve for x
x = 19,083,389,587.44/202,915.60 - Step 6: Final answer
x = 94,045.95
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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.