Finding the Fourth Proportional to 634,968.35, 876,310.11 and 348,536.96
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Solution
The fourth proportional to 634,968.35, 876,310.11 and 348,536.96 is: 481,010.53
Step by Step Solution
- Step 1: Write the proportion equation
634,968.35 : 876,310.11 = 348,536.96 : x - Step 2: Convert to fraction form
634,968.35/876,310.11 = 348,536.96/x - Step 3: Cross multiply
634,968.35x = 876,310.11 × 348,536.96 - Step 4: Simplify right side
634,968.35x = 305,426,461,756.67 - Step 5: Solve for x
x = 305,426,461,756.67/634,968.35 - Step 6: Final answer
x = 481,010.53
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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.