Finding the Fourth Proportional to 647,409.08, 893,425.74 and 360,923.42
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Solution
The fourth proportional to 647,409.08, 893,425.74 and 360,923.42 is: 498,074.99
Step by Step Solution
- Step 1: Write the proportion equation
647,409.08 : 893,425.74 = 360,923.42 : x - Step 2: Convert to fraction form
647,409.08/893,425.74 = 360,923.42/x - Step 3: Cross multiply
647,409.08x = 893,425.74 × 360,923.42 - Step 4: Simplify right side
647,409.08x = 322,458,273,596.83 - Step 5: Solve for x
x = 322,458,273,596.83/647,409.08 - Step 6: Final answer
x = 498,074.99
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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.