Finding the Fourth Proportional to 371,323.19, 556,485.87 and 202,590.68
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Solution
The fourth proportional to 371,323.19, 556,485.87 and 202,590.68 is: 303,613.82
Step by Step Solution
- Step 1: Write the proportion equation
371,323.19 : 556,485.87 = 202,590.68 : x - Step 2: Convert to fraction form
371,323.19/556,485.87 = 202,590.68/x - Step 3: Cross multiply
371,323.19x = 556,485.87 × 202,590.68 - Step 4: Simplify right side
371,323.19x = 112,738,850,813.69 - Step 5: Solve for x
x = 112,738,850,813.69/371,323.19 - Step 6: Final answer
x = 303,613.82
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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.