Finding the Fourth Proportional to 299,298.96, 448,871.64 and 88,888.08
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Solution
The fourth proportional to 299,298.96, 448,871.64 and 88,888.08 is: 133,309.31
Step by Step Solution
- Step 1: Write the proportion equation
299,298.96 : 448,871.64 = 88,888.08 : x - Step 2: Convert to fraction form
299,298.96/448,871.64 = 88,888.08/x - Step 3: Cross multiply
299,298.96x = 448,871.64 × 88,888.08 - Step 4: Simplify right side
299,298.96x = 39,899,338,246.05 - Step 5: Solve for x
x = 39,899,338,246.05/299,298.96 - Step 6: Final answer
x = 133,309.31
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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.