Finding the Fourth Proportional to 746,658.08, 1,119,882.36 and 214,224.56
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Solution
The fourth proportional to 746,658.08, 1,119,882.36 and 214,224.56 is: 321,306.78
Step by Step Solution
- Step 1: Write the proportion equation
746,658.08 : 1,119,882.36 = 214,224.56 : x - Step 2: Convert to fraction form
746,658.08/1,119,882.36 = 214,224.56/x - Step 3: Cross multiply
746,658.08x = 1,119,882.36 × 214,224.56 - Step 4: Simplify right side
746,658.08x = 239,906,305,822.76 - Step 5: Solve for x
x = 239,906,305,822.76/746,658.08 - Step 6: Final answer
x = 321,306.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.