Finding the Fourth Proportional to 649,391.14, 896,059.39 and 362,855.88
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Solution
The fourth proportional to 649,391.14, 896,059.39 and 362,855.88 is: 500,685.02
Step by Step Solution
- Step 1: Write the proportion equation
649,391.14 : 896,059.39 = 362,855.88 : x - Step 2: Convert to fraction form
649,391.14/896,059.39 = 362,855.88/x - Step 3: Cross multiply
649,391.14x = 896,059.39 × 362,855.88 - Step 4: Simplify right side
649,391.14x = 325,140,418,490.71 - Step 5: Solve for x
x = 325,140,418,490.71/649,391.14 - Step 6: Final answer
x = 500,685.02
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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.