Finding the Fourth Proportional to 803,535.99, 1,205,269.43 and 242,553.75
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Solution
The fourth proportional to 803,535.99, 1,205,269.43 and 242,553.75 is: 363,820.19
Step by Step Solution
- Step 1: Write the proportion equation
803,535.99 : 1,205,269.43 = 242,553.75 : x - Step 2: Convert to fraction form
803,535.99/1,205,269.43 = 242,553.75/x - Step 3: Cross multiply
803,535.99x = 1,205,269.43 × 242,553.75 - Step 4: Simplify right side
803,535.99x = 292,342,618,794.09 - Step 5: Solve for x
x = 292,342,618,794.09/803,535.99 - Step 6: Final answer
x = 363,820.19
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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.