Finding the Fourth Proportional to 438,052.75, 604,512.81 and 236,848.75
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Solution
The fourth proportional to 438,052.75, 604,512.81 and 236,848.75 is: 326,851.28
Step by Step Solution
- Step 1: Write the proportion equation
438,052.75 : 604,512.81 = 236,848.75 : x - Step 2: Convert to fraction form
438,052.75/604,512.81 = 236,848.75/x - Step 3: Cross multiply
438,052.75x = 604,512.81 × 236,848.75 - Step 4: Simplify right side
438,052.75x = 143,178,103,407.49 - Step 5: Solve for x
x = 143,178,103,407.49/438,052.75 - Step 6: Final answer
x = 326,851.28
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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.