Finding the Fourth Proportional to 328,952.87, 454,029.93 and 214,028.75
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Solution
The fourth proportional to 328,952.87, 454,029.93 and 214,028.75 is: 295,408.46
Step by Step Solution
- Step 1: Write the proportion equation
328,952.87 : 454,029.93 = 214,028.75 : x - Step 2: Convert to fraction form
328,952.87/454,029.93 = 214,028.75/x - Step 3: Cross multiply
328,952.87x = 454,029.93 × 214,028.75 - Step 4: Simplify right side
328,952.87x = 97,175,457,812.95 - Step 5: Solve for x
x = 97,175,457,812.95/328,952.87 - Step 6: Final answer
x = 295,408.46
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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.