Finding the Fourth Proportional to 958,202.18, 1,437,446.81 and 309,561.63
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Solution
The fourth proportional to 958,202.18, 1,437,446.81 and 309,561.63 is: 464,388.82
Step by Step Solution
- Step 1: Write the proportion equation
958,202.18 : 1,437,446.81 = 309,561.63 : x - Step 2: Convert to fraction form
958,202.18/1,437,446.81 = 309,561.63/x - Step 3: Cross multiply
958,202.18x = 1,437,446.81 × 309,561.63 - Step 4: Simplify right side
958,202.18x = 444,978,378,315.80 - Step 5: Solve for x
x = 444,978,378,315.80/958,202.18 - Step 6: Final answer
x = 464,388.82
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1.5x scale
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.