Finding the Fourth Proportional to 750,408.68, 1,035,559.22 and 406,242.09
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Solution
The fourth proportional to 750,408.68, 1,035,559.22 and 406,242.09 is: 560,611.51
Step by Step Solution
- Step 1: Write the proportion equation
750,408.68 : 1,035,559.22 = 406,242.09 : x - Step 2: Convert to fraction form
750,408.68/1,035,559.22 = 406,242.09/x - Step 3: Cross multiply
750,408.68x = 1,035,559.22 × 406,242.09 - Step 4: Simplify right side
750,408.68x = 420,687,739,820.36 - Step 5: Solve for x
x = 420,687,739,820.36/750,408.68 - Step 6: Final answer
x = 560,611.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.