Finding the Fourth Proportional to 831,777.98, 1,247,536.83 and 270,808.70
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Solution
The fourth proportional to 831,777.98, 1,247,536.83 and 270,808.70 is: 406,170.68
Step by Step Solution
- Step 1: Write the proportion equation
831,777.98 : 1,247,536.83 = 270,808.70 : x - Step 2: Convert to fraction form
831,777.98/1,247,536.83 = 270,808.70/x - Step 3: Cross multiply
831,777.98x = 1,247,536.83 × 270,808.70 - Step 4: Simplify right side
831,777.98x = 337,843,827,134.42 - Step 5: Solve for x
x = 337,843,827,134.42/831,777.98 - Step 6: Final answer
x = 406,170.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.