Finding the Fourth Proportional to 737,287.08, 1,104,159.15 and 420,784.44
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Solution
The fourth proportional to 737,287.08, 1,104,159.15 and 420,784.44 is: 630,165.65
Step by Step Solution
- Step 1: Write the proportion equation
737,287.08 : 1,104,159.15 = 420,784.44 : x - Step 2: Convert to fraction form
737,287.08/1,104,159.15 = 420,784.44/x - Step 3: Cross multiply
737,287.08x = 1,104,159.15 × 420,784.44 - Step 4: Simplify right side
737,287.08x = 464,612,989,603.63 - Step 5: Solve for x
x = 464,612,989,603.63/737,287.08 - Step 6: Final answer
x = 630,165.65
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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.