Finding the Fourth Proportional to 997,779.44, 1,497,259.65 and 367,136.12
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Solution
The fourth proportional to 997,779.44, 1,497,259.65 and 367,136.12 is: 550,921.45
Step by Step Solution
- Step 1: Write the proportion equation
997,779.44 : 1,497,259.65 = 367,136.12 : x - Step 2: Convert to fraction form
997,779.44/1,497,259.65 = 367,136.12/x - Step 3: Cross multiply
997,779.44x = 1,497,259.65 × 367,136.12 - Step 4: Simplify right side
997,779.44x = 549,698,098,533.56 - Step 5: Solve for x
x = 549,698,098,533.56/997,779.44 - Step 6: Final answer
x = 550,921.45
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1.5x scale
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.