Finding the Fourth Proportional to 606,548.71, 836,886.74 and 399,794.19
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Solution
The fourth proportional to 606,548.71, 836,886.74 and 399,794.19 is: 551,616.80
Step by Step Solution
- Step 1: Write the proportion equation
606,548.71 : 836,886.74 = 399,794.19 : x - Step 2: Convert to fraction form
606,548.71/836,886.74 = 399,794.19/x - Step 3: Cross multiply
606,548.71x = 836,886.74 × 399,794.19 - Step 4: Simplify right side
606,548.71x = 334,582,456,340.04 - Step 5: Solve for x
x = 334,582,456,340.04/606,548.71 - Step 6: Final answer
x = 551,616.80
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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.