Finding the Fourth Proportional to 918,807.84, 1,378,102.08 and 244,939.68
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Solution
The fourth proportional to 918,807.84, 1,378,102.08 and 244,939.68 is: 367,380.28
Step by Step Solution
- Step 1: Write the proportion equation
918,807.84 : 1,378,102.08 = 244,939.68 : x - Step 2: Convert to fraction form
918,807.84/1,378,102.08 = 244,939.68/x - Step 3: Cross multiply
918,807.84x = 1,378,102.08 × 244,939.68 - Step 4: Simplify right side
918,807.84x = 337,551,882,482.53 - Step 5: Solve for x
x = 337,551,882,482.53/918,807.84 - Step 6: Final answer
x = 367,380.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.