Finding the Fourth Proportional to 660,158.00, 990,119.93 and 300,244.53
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Solution
The fourth proportional to 660,158.00, 990,119.93 and 300,244.53 is: 450,313.55
Step by Step Solution
- Step 1: Write the proportion equation
660,158.00 : 990,119.93 = 300,244.53 : x - Step 2: Convert to fraction form
660,158.00/990,119.93 = 300,244.53/x - Step 3: Cross multiply
660,158.00x = 990,119.93 × 300,244.53 - Step 4: Simplify right side
660,158.00x = 297,278,091,525.26 - Step 5: Solve for x
x = 297,278,091,525.26/660,158.00 - Step 6: Final answer
x = 450,313.55
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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.