Finding the Fourth Proportional to 202,969.70, 304,454.55 and 53,209.70
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Solution
The fourth proportional to 202,969.70, 304,454.55 and 53,209.70 is: 79,814.55
Step by Step Solution
- Step 1: Write the proportion equation
202,969.70 : 304,454.55 = 53,209.70 : x - Step 2: Convert to fraction form
202,969.70/304,454.55 = 53,209.70/x - Step 3: Cross multiply
202,969.70x = 304,454.55 × 53,209.70 - Step 4: Simplify right side
202,969.70x = 16,199,935,269.14 - Step 5: Solve for x
x = 16,199,935,269.14/202,969.70 - Step 6: Final answer
x = 79,814.55
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1.5x scale
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.