Finding the Fourth Proportional to 199,808.47, 299,454.37 and 149,493.80
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Solution
The fourth proportional to 199,808.47, 299,454.37 and 149,493.80 is: 224,047.42
Step by Step Solution
- Step 1: Write the proportion equation
199,808.47 : 299,454.37 = 149,493.80 : x - Step 2: Convert to fraction form
199,808.47/299,454.37 = 149,493.80/x - Step 3: Cross multiply
199,808.47x = 299,454.37 × 149,493.80 - Step 4: Simplify right side
199,808.47x = 44,766,572,072.81 - Step 5: Solve for x
x = 44,766,572,072.81/199,808.47 - Step 6: Final answer
x = 224,047.42
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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.