Finding the Fourth Proportional to 694,784.42, 1,041,454.09 and 268,612.96
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Solution
The fourth proportional to 694,784.42, 1,041,454.09 and 268,612.96 is: 402,640.10
Step by Step Solution
- Step 1: Write the proportion equation
694,784.42 : 1,041,454.09 = 268,612.96 : x - Step 2: Convert to fraction form
694,784.42/1,041,454.09 = 268,612.96/x - Step 3: Cross multiply
694,784.42x = 1,041,454.09 × 268,612.96 - Step 4: Simplify right side
694,784.42x = 279,748,065,819.01 - Step 5: Solve for x
x = 279,748,065,819.01/694,784.42 - Step 6: Final answer
x = 402,640.10
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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.