Finding the Fourth Proportional to 437,697.19, 604,022.12 and 236,493.19
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Solution
The fourth proportional to 437,697.19, 604,022.12 and 236,493.19 is: 326,360.60
Step by Step Solution
- Step 1: Write the proportion equation
437,697.19 : 604,022.12 = 236,493.19 : x - Step 2: Convert to fraction form
437,697.19/604,022.12 = 236,493.19/x - Step 3: Cross multiply
437,697.19x = 604,022.12 × 236,493.19 - Step 4: Simplify right side
437,697.19x = 142,847,119,779.05 - Step 5: Solve for x
x = 142,847,119,779.05/437,697.19 - Step 6: Final answer
x = 326,360.60
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.