Finding the Fourth Proportional to 456,230.95, 629,389.44 and 295,137.95
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Solution
The fourth proportional to 456,230.95, 629,389.44 and 295,137.95 is: 407,154.99
Step by Step Solution
- Step 1: Write the proportion equation
456,230.95 : 629,389.44 = 295,137.95 : x - Step 2: Convert to fraction form
456,230.95/629,389.44 = 295,137.95/x - Step 3: Cross multiply
456,230.95x = 629,389.44 × 295,137.95 - Step 4: Simplify right side
456,230.95x = 185,756,705,926.30 - Step 5: Solve for x
x = 185,756,705,926.30/456,230.95 - Step 6: Final answer
x = 407,154.99
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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.