Finding the Fourth Proportional to 684,000.48, 1,026,110.97 and 210,685.62
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Solution
The fourth proportional to 684,000.48, 1,026,110.97 and 210,685.62 is: 316,062.39
Step by Step Solution
- Step 1: Write the proportion equation
684,000.48 : 1,026,110.97 = 210,685.62 : x - Step 2: Convert to fraction form
684,000.48/1,026,110.97 = 210,685.62/x - Step 3: Cross multiply
684,000.48x = 1,026,110.97 × 210,685.62 - Step 4: Simplify right side
684,000.48x = 216,186,825,903.25 - Step 5: Solve for x
x = 216,186,825,903.25/684,000.48 - Step 6: Final answer
x = 316,062.39
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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.