Finding the Fourth Proportional to 455,763.68, 628,825.91 and 262,161.26
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Solution
The fourth proportional to 455,763.68, 628,825.91 and 262,161.26 is: 361,708.92
Step by Step Solution
- Step 1: Write the proportion equation
455,763.68 : 628,825.91 = 262,161.26 : x - Step 2: Convert to fraction form
455,763.68/628,825.91 = 262,161.26/x - Step 3: Cross multiply
455,763.68x = 628,825.91 × 262,161.26 - Step 4: Simplify right side
455,763.68x = 164,853,788,431.31 - Step 5: Solve for x
x = 164,853,788,431.31/455,763.68 - Step 6: Final answer
x = 361,708.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.