Finding the Fourth Proportional to 299,010.08, 448,513.68 and 99,345.44
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Solution
The fourth proportional to 299,010.08, 448,513.68 and 99,345.44 is: 149,017.68
Step by Step Solution
- Step 1: Write the proportion equation
299,010.08 : 448,513.68 = 99,345.44 : x - Step 2: Convert to fraction form
299,010.08/448,513.68 = 99,345.44/x - Step 3: Cross multiply
299,010.08x = 448,513.68 × 99,345.44 - Step 4: Simplify right side
299,010.08x = 44,557,788,885.62 - Step 5: Solve for x
x = 44,557,788,885.62/299,010.08 - Step 6: Final answer
x = 149,017.68
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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.