Finding the Fourth Proportional to 449,588.67, 674,715.71 and 212,931.92
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Solution
The fourth proportional to 449,588.67, 674,715.71 and 212,931.92 is: 319,555.45
Step by Step Solution
- Step 1: Write the proportion equation
449,588.67 : 674,715.71 = 212,931.92 : x - Step 2: Convert to fraction form
449,588.67/674,715.71 = 212,931.92/x - Step 3: Cross multiply
449,588.67x = 674,715.71 × 212,931.92 - Step 4: Simplify right side
449,588.67x = 143,668,508,743.21 - Step 5: Solve for x
x = 143,668,508,743.21/449,588.67 - Step 6: Final answer
x = 319,555.45
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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.