Finding the Fourth Proportional to 838,201.55, 1,156,743.11 and 516,097.49
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Solution
The fourth proportional to 838,201.55, 1,156,743.11 and 516,097.49 is: 712,229.91
Step by Step Solution
- Step 1: Write the proportion equation
838,201.55 : 1,156,743.11 = 516,097.49 : x - Step 2: Convert to fraction form
838,201.55/1,156,743.11 = 516,097.49/x - Step 3: Cross multiply
838,201.55x = 1,156,743.11 × 516,097.49 - Step 4: Simplify right side
838,201.55x = 596,992,211,152.32 - Step 5: Solve for x
x = 596,992,211,152.32/838,201.55 - Step 6: Final answer
x = 712,229.91
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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.