Finding the Fourth Proportional to 407,102.04, 609,836.58 and 207,414.36
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Solution
The fourth proportional to 407,102.04, 609,836.58 and 207,414.36 is: 310,705.55
Step by Step Solution
- Step 1: Write the proportion equation
407,102.04 : 609,836.58 = 207,414.36 : x - Step 2: Convert to fraction form
407,102.04/609,836.58 = 207,414.36/x - Step 3: Cross multiply
407,102.04x = 609,836.58 × 207,414.36 - Step 4: Simplify right side
407,102.04x = 126,488,863,945.29 - Step 5: Solve for x
x = 126,488,863,945.29/407,102.04 - Step 6: Final answer
x = 310,705.55
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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.