Finding the Fourth Proportional to 498,219.98, 747,448.62 and 161,260.70
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Solution
The fourth proportional to 498,219.98, 747,448.62 and 161,260.70 is: 241,929.45
Step by Step Solution
- Step 1: Write the proportion equation
498,219.98 : 747,448.62 = 161,260.70 : x - Step 2: Convert to fraction form
498,219.98/747,448.62 = 161,260.70/x - Step 3: Cross multiply
498,219.98x = 747,448.62 × 161,260.70 - Step 4: Simplify right side
498,219.98x = 120,534,083,937.99 - Step 5: Solve for x
x = 120,534,083,937.99/498,219.98 - Step 6: Final answer
x = 241,929.45
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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.