Finding the Fourth Proportional to 997,779.94, 1,497,260.40 and 367,136.62
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Solution
The fourth proportional to 997,779.94, 1,497,260.40 and 367,136.62 is: 550,922.20
Step by Step Solution
- Step 1: Write the proportion equation
997,779.94 : 1,497,260.40 = 367,136.62 : x - Step 2: Convert to fraction form
997,779.94/1,497,260.40 = 367,136.62/x - Step 3: Cross multiply
997,779.94x = 1,497,260.40 × 367,136.62 - Step 4: Simplify right side
997,779.94x = 549,699,122,515.85 - Step 5: Solve for x
x = 549,699,122,515.85/997,779.94 - Step 6: Final answer
x = 550,922.20
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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.