Finding the Fourth Proportional to 299,051.08, 448,652.16 and 99,372.52
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Solution
The fourth proportional to 299,051.08, 448,652.16 and 99,372.52 is: 149,083.88
Step by Step Solution
- Step 1: Write the proportion equation
299,051.08 : 448,652.16 = 99,372.52 : x - Step 2: Convert to fraction form
299,051.08/448,652.16 = 99,372.52/x - Step 3: Cross multiply
299,051.08x = 448,652.16 × 99,372.52 - Step 4: Simplify right side
299,051.08x = 44,583,695,742.64 - Step 5: Solve for x
x = 44,583,695,742.64/299,051.08 - Step 6: Final answer
x = 149,083.88
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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.