Finding the Fourth Proportional to 476,621.99, 714,932.39 and 121,636.02
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Solution
The fourth proportional to 476,621.99, 714,932.39 and 121,636.02 is: 182,453.88
Step by Step Solution
- Step 1: Write the proportion equation
476,621.99 : 714,932.39 = 121,636.02 : x - Step 2: Convert to fraction form
476,621.99/714,932.39 = 121,636.02/x - Step 3: Cross multiply
476,621.99x = 714,932.39 × 121,636.02 - Step 4: Simplify right side
476,621.99x = 86,961,530,488.69 - Step 5: Solve for x
x = 86,961,530,488.69/476,621.99 - Step 6: Final answer
x = 182,453.88
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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.