Finding the Fourth Proportional to 358,907.96, 495,327.89 and 268,106.29
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Solution
The fourth proportional to 358,907.96, 495,327.89 and 268,106.29 is: 370,012.75
Step by Step Solution
- Step 1: Write the proportion equation
358,907.96 : 495,327.89 = 268,106.29 : x - Step 2: Convert to fraction form
358,907.96/495,327.89 = 268,106.29/x - Step 3: Cross multiply
358,907.96x = 495,327.89 × 268,106.29 - Step 4: Simplify right side
358,907.96x = 132,800,522,353.37 - Step 5: Solve for x
x = 132,800,522,353.37/358,907.96 - Step 6: Final answer
x = 370,012.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.