Finding the Fourth Proportional to 488,000.53, 731,859.99 and 168,139.36
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Solution
The fourth proportional to 488,000.53, 731,859.99 and 168,139.36 is: 252,160.53
Step by Step Solution
- Step 1: Write the proportion equation
488,000.53 : 731,859.99 = 168,139.36 : x - Step 2: Convert to fraction form
488,000.53/731,859.99 = 168,139.36/x - Step 3: Cross multiply
488,000.53x = 731,859.99 × 168,139.36 - Step 4: Simplify right side
488,000.53x = 123,054,470,328.21 - Step 5: Solve for x
x = 123,054,470,328.21/488,000.53 - Step 6: Final answer
x = 252,160.53
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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.