Finding the Fourth Proportional to 291,836.70, 437,835.24 and 247,775.94
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Solution
The fourth proportional to 291,836.70, 437,835.24 and 247,775.94 is: 371,731.99
Step by Step Solution
- Step 1: Write the proportion equation
291,836.70 : 437,835.24 = 247,775.94 : x - Step 2: Convert to fraction form
291,836.70/437,835.24 = 247,775.94/x - Step 3: Cross multiply
291,836.70x = 437,835.24 × 247,775.94 - Step 4: Simplify right side
291,836.70x = 108,485,038,156.13 - Step 5: Solve for x
x = 108,485,038,156.13/291,836.70 - Step 6: Final answer
x = 371,731.99
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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.