Finding the Fourth Proportional to 353,059.66, 487,227.99 and 191,915.02
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Solution
The fourth proportional to 353,059.66, 487,227.99 and 191,915.02 is: 264,845.80
Step by Step Solution
- Step 1: Write the proportion equation
353,059.66 : 487,227.99 = 191,915.02 : x - Step 2: Convert to fraction form
353,059.66/487,227.99 = 191,915.02/x - Step 3: Cross multiply
353,059.66x = 487,227.99 × 191,915.02 - Step 4: Simplify right side
353,059.66x = 93,506,369,445.41 - Step 5: Solve for x
x = 93,506,369,445.41/353,059.66 - Step 6: Final answer
x = 264,845.80
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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.