Finding the Fourth Proportional to 450,918.73, 676,305.19 and 135,320.05
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Solution
The fourth proportional to 450,918.73, 676,305.19 and 135,320.05 is: 202,958.20
Step by Step Solution
- Step 1: Write the proportion equation
450,918.73 : 676,305.19 = 135,320.05 : x - Step 2: Convert to fraction form
450,918.73/676,305.19 = 135,320.05/x - Step 3: Cross multiply
450,918.73x = 676,305.19 × 135,320.05 - Step 4: Simplify right side
450,918.73x = 91,517,652,126.06 - Step 5: Solve for x
x = 91,517,652,126.06/450,918.73 - Step 6: Final answer
x = 202,958.20
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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.