Finding the Fourth Proportional to 352,281.29, 528,517.21 and 251,206.99
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Solution
The fourth proportional to 352,281.29, 528,517.21 and 251,206.99 is: 376,878.42
Step by Step Solution
- Step 1: Write the proportion equation
352,281.29 : 528,517.21 = 251,206.99 : x - Step 2: Convert to fraction form
352,281.29/528,517.21 = 251,206.99/x - Step 3: Cross multiply
352,281.29x = 528,517.21 × 251,206.99 - Step 4: Simplify right side
352,281.29x = 132,767,215,537.99 - Step 5: Solve for x
x = 132,767,215,537.99/352,281.29 - Step 6: Final answer
x = 376,878.42
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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.