Finding the Fourth Proportional to 615,039.14, 922,553.22 and 194,315
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Solution
The fourth proportional to 615,039.14, 922,553.22 and 194,315 is: 291,470.77
Step by Step Solution
- Step 1: Write the proportion equation
615,039.14 : 922,553.22 = 194,315 : x - Step 2: Convert to fraction form
615,039.14/922,553.22 = 194,315/x - Step 3: Cross multiply
615,039.14x = 922,553.22 × 194,315 - Step 4: Simplify right side
615,039.14x = 179,265,928,944.30 - Step 5: Solve for x
x = 179,265,928,944.30/615,039.14 - Step 6: Final answer
x = 291,470.77
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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.