Finding the Fourth Proportional to 347,044.68, 478,946.07 and 194,097.11
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Solution
The fourth proportional to 347,044.68, 478,946.07 and 194,097.11 is: 267,867.66
Step by Step Solution
- Step 1: Write the proportion equation
347,044.68 : 478,946.07 = 194,097.11 : x - Step 2: Convert to fraction form
347,044.68/478,946.07 = 194,097.11/x - Step 3: Cross multiply
347,044.68x = 478,946.07 × 194,097.11 - Step 4: Simplify right side
347,044.68x = 92,962,045,638.13 - Step 5: Solve for x
x = 92,962,045,638.13/347,044.68 - Step 6: Final answer
x = 267,867.66
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1.5x scale
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.