Finding the Fourth Proportional to 302,427.10, 453,639.99 and 89,344.62
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Solution
The fourth proportional to 302,427.10, 453,639.99 and 89,344.62 is: 134,016.74
Step by Step Solution
- Step 1: Write the proportion equation
302,427.10 : 453,639.99 = 89,344.62 : x - Step 2: Convert to fraction form
302,427.10/453,639.99 = 89,344.62/x - Step 3: Cross multiply
302,427.10x = 453,639.99 × 89,344.62 - Step 4: Simplify right side
302,427.10x = 40,530,292,858.40 - Step 5: Solve for x
x = 40,530,292,858.40/302,427.10 - Step 6: Final answer
x = 134,016.74
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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.