Finding the Fourth Proportional to 299,878.68, 449,595.81 and 181,522.02
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Solution
The fourth proportional to 299,878.68, 449,595.81 and 181,522.02 is: 272,148.52
Step by Step Solution
- Step 1: Write the proportion equation
299,878.68 : 449,595.81 = 181,522.02 : x - Step 2: Convert to fraction form
299,878.68/449,595.81 = 181,522.02/x - Step 3: Cross multiply
299,878.68x = 449,595.81 × 181,522.02 - Step 4: Simplify right side
299,878.68x = 81,611,539,614.74 - Step 5: Solve for x
x = 81,611,539,614.74/299,878.68 - Step 6: Final answer
x = 272,148.52
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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.