Finding the Fourth Proportional to 877,860.74, 1,316,791.11 and 246,774.55
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Solution
The fourth proportional to 877,860.74, 1,316,791.11 and 246,774.55 is: 370,161.82
Step by Step Solution
- Step 1: Write the proportion equation
877,860.74 : 1,316,791.11 = 246,774.55 : x - Step 2: Convert to fraction form
877,860.74/1,316,791.11 = 246,774.55/x - Step 3: Cross multiply
877,860.74x = 1,316,791.11 × 246,774.55 - Step 4: Simplify right side
877,860.74x = 324,950,531,634.50 - Step 5: Solve for x
x = 324,950,531,634.50/877,860.74 - Step 6: Final answer
x = 370,161.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.