Finding the Fourth Proportional to 299,637.52, 449,457.99 and 99,957.31
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Solution
The fourth proportional to 299,637.52, 449,457.99 and 99,957.31 is: 149,936.54
Step by Step Solution
- Step 1: Write the proportion equation
299,637.52 : 449,457.99 = 99,957.31 : x - Step 2: Convert to fraction form
299,637.52/449,457.99 = 99,957.31/x - Step 3: Cross multiply
299,637.52x = 449,457.99 × 99,957.31 - Step 4: Simplify right side
299,637.52x = 44,926,611,638.41 - Step 5: Solve for x
x = 44,926,611,638.41/299,637.52 - Step 6: Final answer
x = 149,936.54
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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.