Finding the Fourth Proportional to 615,326.70, 922,212.45 and 299,102.70
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Solution
The fourth proportional to 615,326.70, 922,212.45 and 299,102.70 is: 448,276.07
Step by Step Solution
- Step 1: Write the proportion equation
615,326.70 : 922,212.45 = 299,102.70 : x - Step 2: Convert to fraction form
615,326.70/922,212.45 = 299,102.70/x - Step 3: Cross multiply
615,326.70x = 922,212.45 × 299,102.70 - Step 4: Simplify right side
615,326.70x = 275,836,233,768.62 - Step 5: Solve for x
x = 275,836,233,768.62/615,326.70 - Step 6: Final answer
x = 448,276.07
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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.