Finding the Fourth Proportional to 437,779.70, 604,134.69 and 236,575.70
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Solution
The fourth proportional to 437,779.70, 604,134.69 and 236,575.70 is: 326,473.77
Step by Step Solution
- Step 1: Write the proportion equation
437,779.70 : 604,134.69 = 236,575.70 : x - Step 2: Convert to fraction form
437,779.70/604,134.69 = 236,575.70/x - Step 3: Cross multiply
437,779.70x = 604,134.69 × 236,575.70 - Step 4: Simplify right side
437,779.70x = 142,923,587,181.03 - Step 5: Solve for x
x = 142,923,587,181.03/437,779.70 - Step 6: Final answer
x = 326,473.77
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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.