Finding the Fourth Proportional to 498,539.70, 747,809.55 and 203,051.70
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Solution
The fourth proportional to 498,539.70, 747,809.55 and 203,051.70 is: 304,577.55
Step by Step Solution
- Step 1: Write the proportion equation
498,539.70 : 747,809.55 = 203,051.70 : x - Step 2: Convert to fraction form
498,539.70/747,809.55 = 203,051.70/x - Step 3: Cross multiply
498,539.70x = 747,809.55 × 203,051.70 - Step 4: Simplify right side
498,539.70x = 151,844,000,403.74 - Step 5: Solve for x
x = 151,844,000,403.74/498,539.70 - Step 6: Final answer
x = 304,577.55
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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.