Finding the Fourth Proportional to 498,225.12, 747,456.30 and 161,265.73
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Solution
The fourth proportional to 498,225.12, 747,456.30 and 161,265.73 is: 241,936.99
Step by Step Solution
- Step 1: Write the proportion equation
498,225.12 : 747,456.30 = 161,265.73 : x - Step 2: Convert to fraction form
498,225.12/747,456.30 = 161,265.73/x - Step 3: Cross multiply
498,225.12x = 747,456.30 × 161,265.73 - Step 4: Simplify right side
498,225.12x = 120,539,085,056.27 - Step 5: Solve for x
x = 120,539,085,056.27/498,225.12 - Step 6: Final answer
x = 241,936.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.