Finding the Fourth Proportional to 340,355.26, 510,536.99 and 103,699.99
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Solution
The fourth proportional to 340,355.26, 510,536.99 and 103,699.99 is: 155,551.23
Step by Step Solution
- Step 1: Write the proportion equation
340,355.26 : 510,536.99 = 103,699.99 : x - Step 2: Convert to fraction form
340,355.26/510,536.99 = 103,699.99/x - Step 3: Cross multiply
340,355.26x = 510,536.99 × 103,699.99 - Step 4: Simplify right side
340,355.26x = 52,942,680,757.63 - Step 5: Solve for x
x = 52,942,680,757.63/340,355.26 - Step 6: Final answer
x = 155,551.23
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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.