Finding the Fourth Proportional to 438,048.26, 604,506.60 and 236,844.26
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Solution
The fourth proportional to 438,048.26, 604,506.60 and 236,844.26 is: 326,845.08
Step by Step Solution
- Step 1: Write the proportion equation
438,048.26 : 604,506.60 = 236,844.26 : x - Step 2: Convert to fraction form
438,048.26/604,506.60 = 236,844.26/x - Step 3: Cross multiply
438,048.26x = 604,506.60 × 236,844.26 - Step 4: Simplify right side
438,048.26x = 143,173,918,342.12 - Step 5: Solve for x
x = 143,173,918,342.12/438,048.26 - Step 6: Final answer
x = 326,845.08
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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.