Finding the Fourth Proportional to 671,469.99, 1,006,229.04 and 430,828.92
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Solution
The fourth proportional to 671,469.99, 1,006,229.04 and 430,828.92 is: 645,617.19
Step by Step Solution
- Step 1: Write the proportion equation
671,469.99 : 1,006,229.04 = 430,828.92 : x - Step 2: Convert to fraction form
671,469.99/1,006,229.04 = 430,828.92/x - Step 3: Cross multiply
671,469.99x = 1,006,229.04 × 430,828.92 - Step 4: Simplify right side
671,469.99x = 433,512,570,575.84 - Step 5: Solve for x
x = 433,512,570,575.84/671,469.99 - Step 6: Final answer
x = 645,617.19
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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.