Finding the Fourth Proportional to 291,972.99, 437,691.90 and 102,329.99
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Solution
The fourth proportional to 291,972.99, 437,691.90 and 102,329.99 is: 153,401.19
Step by Step Solution
- Step 1: Write the proportion equation
291,972.99 : 437,691.90 = 102,329.99 : x - Step 2: Convert to fraction form
291,972.99/437,691.90 = 102,329.99/x - Step 3: Cross multiply
291,972.99x = 437,691.90 × 102,329.99 - Step 4: Simplify right side
291,972.99x = 44,789,005,561.62 - Step 5: Solve for x
x = 44,789,005,561.62/291,972.99 - Step 6: Final answer
x = 153,401.19
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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.