Finding the Fourth Proportional to 477,678.58, 715,974.66 and 249,622.57
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Solution
The fourth proportional to 477,678.58, 715,974.66 and 249,622.57 is: 374,149.99
Step by Step Solution
- Step 1: Write the proportion equation
477,678.58 : 715,974.66 = 249,622.57 : x - Step 2: Convert to fraction form
477,678.58/715,974.66 = 249,622.57/x - Step 3: Cross multiply
477,678.58x = 715,974.66 × 249,622.57 - Step 4: Simplify right side
477,678.58x = 178,723,434,684.08 - Step 5: Solve for x
x = 178,723,434,684.08/477,678.58 - Step 6: Final answer
x = 374,149.99
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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.