Finding the Fourth Proportional to 737,722.08, 1,104,809.28 and 421,219.68
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Solution
The fourth proportional to 737,722.08, 1,104,809.28 and 421,219.68 is: 630,816.70
Step by Step Solution
- Step 1: Write the proportion equation
737,722.08 : 1,104,809.28 = 421,219.68 : x - Step 2: Convert to fraction form
737,722.08/1,104,809.28 = 421,219.68/x - Step 3: Cross multiply
737,722.08x = 1,104,809.28 × 421,219.68 - Step 4: Simplify right side
737,722.08x = 465,367,411,382.63 - Step 5: Solve for x
x = 465,367,411,382.63/737,722.08 - Step 6: Final answer
x = 630,816.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.