Finding the Fourth Proportional to 455,765.19, 628,827.96 and 262,162.77
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Solution
The fourth proportional to 455,765.19, 628,827.96 and 262,162.77 is: 361,710.99
Step by Step Solution
- Step 1: Write the proportion equation
455,765.19 : 628,827.96 = 262,162.77 : x - Step 2: Convert to fraction form
455,765.19/628,827.96 = 262,162.77/x - Step 3: Cross multiply
455,765.19x = 628,827.96 × 262,162.77 - Step 4: Simplify right side
455,765.19x = 164,855,279,847.05 - Step 5: Solve for x
x = 164,855,279,847.05/455,765.19 - Step 6: Final answer
x = 361,710.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.