Finding the Fourth Proportional to 353,283.36, 487,526.28 and 192,134.94
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Solution
The fourth proportional to 353,283.36, 487,526.28 and 192,134.94 is: 265,143.63
Step by Step Solution
- Step 1: Write the proportion equation
353,283.36 : 487,526.28 = 192,134.94 : x - Step 2: Convert to fraction form
353,283.36/487,526.28 = 192,134.94/x - Step 3: Cross multiply
353,283.36x = 487,526.28 × 192,134.94 - Step 4: Simplify right side
353,283.36x = 93,670,832,556.22 - Step 5: Solve for x
x = 93,670,832,556.22/353,283.36 - Step 6: Final answer
x = 265,143.63
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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.