Finding the Fourth Proportional to 750,907.73, 1,036,253.70 and 406,747.41
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Solution
The fourth proportional to 750,907.73, 1,036,253.70 and 406,747.41 is: 561,311.99
Step by Step Solution
- Step 1: Write the proportion equation
750,907.73 : 1,036,253.70 = 406,747.41 : x - Step 2: Convert to fraction form
750,907.73/1,036,253.70 = 406,747.41/x - Step 3: Cross multiply
750,907.73x = 1,036,253.70 × 406,747.41 - Step 4: Simplify right side
750,907.73x = 421,493,508,577.92 - Step 5: Solve for x
x = 421,493,508,577.92/750,907.73 - Step 6: Final answer
x = 561,311.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.