Finding the Fourth Proportional to 461,161.13, 636,402.35 and 259,957.13
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Solution
The fourth proportional to 461,161.13, 636,402.35 and 259,957.13 is: 358,740.83
Step by Step Solution
- Step 1: Write the proportion equation
461,161.13 : 636,402.35 = 259,957.13 : x - Step 2: Convert to fraction form
461,161.13/636,402.35 = 259,957.13/x - Step 3: Cross multiply
461,161.13x = 636,402.35 × 259,957.13 - Step 4: Simplify right side
461,161.13x = 165,437,325,899.14 - Step 5: Solve for x
x = 165,437,325,899.14/461,161.13 - Step 6: Final answer
x = 358,740.83
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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.