Finding the Fourth Proportional to 407,913.71, 562,877.60 and 235,804.41
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Solution
The fourth proportional to 407,913.71, 562,877.60 and 235,804.41 is: 325,385.04
Step by Step Solution
- Step 1: Write the proportion equation
407,913.71 : 562,877.60 = 235,804.41 : x - Step 2: Convert to fraction form
407,913.71/562,877.60 = 235,804.41/x - Step 3: Cross multiply
407,913.71x = 562,877.60 × 235,804.41 - Step 4: Simplify right side
407,913.71x = 132,729,019,191.19 - Step 5: Solve for x
x = 132,729,019,191.19/407,913.71 - Step 6: Final answer
x = 325,385.04
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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.