Finding the Fourth Proportional to 757,051.84, 1,135,245.39 and 283,405.02
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Solution
The fourth proportional to 757,051.84, 1,135,245.39 and 283,405.02 is: 424,983.11
Step by Step Solution
- Step 1: Write the proportion equation
757,051.84 : 1,135,245.39 = 283,405.02 : x - Step 2: Convert to fraction form
757,051.84/1,135,245.39 = 283,405.02/x - Step 3: Cross multiply
757,051.84x = 1,135,245.39 × 283,405.02 - Step 4: Simplify right side
757,051.84x = 321,734,242,457.86 - Step 5: Solve for x
x = 321,734,242,457.86/757,051.84 - Step 6: Final answer
x = 424,983.11
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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.