Finding the Fourth Proportional to 476,619.69, 714,929.14 and 121,633.75
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Solution
The fourth proportional to 476,619.69, 714,929.14 and 121,633.75 is: 182,450.52
Step by Step Solution
- Step 1: Write the proportion equation
476,619.69 : 714,929.14 = 121,633.75 : x - Step 2: Convert to fraction form
476,619.69/714,929.14 = 121,633.75/x - Step 3: Cross multiply
476,619.69x = 714,929.14 × 121,633.75 - Step 4: Simplify right side
476,619.69x = 86,959,512,643.99 - Step 5: Solve for x
x = 86,959,512,643.99/476,619.69 - Step 6: Final answer
x = 182,450.52
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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.