Finding the Fourth Proportional to 750,249.13, 1,035,343.70 and 406,084.99
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Solution
The fourth proportional to 750,249.13, 1,035,343.70 and 406,084.99 is: 560,397.23
Step by Step Solution
- Step 1: Write the proportion equation
750,249.13 : 1,035,343.70 = 406,084.99 : x - Step 2: Convert to fraction form
750,249.13/1,035,343.70 = 406,084.99/x - Step 3: Cross multiply
750,249.13x = 1,035,343.70 × 406,084.99 - Step 4: Simplify right side
750,249.13x = 420,437,536,061.06 - Step 5: Solve for x
x = 420,437,536,061.06/750,249.13 - Step 6: Final answer
x = 560,397.23
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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.