Finding the Fourth Proportional to 348,737.99, 481,134.52 and 227,948.90
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Solution
The fourth proportional to 348,737.99, 481,134.52 and 227,948.90 is: 314,488.49
Step by Step Solution
- Step 1: Write the proportion equation
348,737.99 : 481,134.52 = 227,948.90 : x - Step 2: Convert to fraction form
348,737.99/481,134.52 = 227,948.90/x - Step 3: Cross multiply
348,737.99x = 481,134.52 × 227,948.90 - Step 4: Simplify right side
348,737.99x = 109,674,084,586.03 - Step 5: Solve for x
x = 109,674,084,586.03/348,737.99 - Step 6: Final answer
x = 314,488.49
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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.