Finding the Fourth Proportional to 450,779.24, 676,281.18 and 135,241.96
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Solution
The fourth proportional to 450,779.24, 676,281.18 and 135,241.96 is: 202,896.64
Step by Step Solution
- Step 1: Write the proportion equation
450,779.24 : 676,281.18 = 135,241.96 : x - Step 2: Convert to fraction form
450,779.24/676,281.18 = 135,241.96/x - Step 3: Cross multiply
450,779.24x = 676,281.18 × 135,241.96 - Step 4: Simplify right side
450,779.24x = 91,461,592,294.31 - Step 5: Solve for x
x = 91,461,592,294.31/450,779.24 - Step 6: Final answer
x = 202,896.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.