Finding the Fourth Proportional to 353,273.47, 487,512.68 and 192,125.05
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Solution
The fourth proportional to 353,273.47, 487,512.68 and 192,125.05 is: 265,130.00
Step by Step Solution
- Step 1: Write the proportion equation
353,273.47 : 487,512.68 = 192,125.05 : x - Step 2: Convert to fraction form
353,273.47/487,512.68 = 192,125.05/x - Step 3: Cross multiply
353,273.47x = 487,512.68 × 192,125.05 - Step 4: Simplify right side
353,273.47x = 93,663,395,841.23 - Step 5: Solve for x
x = 93,663,395,841.23/353,273.47 - Step 6: Final answer
x = 265,130.00
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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.