Finding the Fourth Proportional to 674,391.06, 930,648.82 and 368,460.88
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Solution
The fourth proportional to 674,391.06, 930,648.82 and 368,460.88 is: 508,470.09
Step by Step Solution
- Step 1: Write the proportion equation
674,391.06 : 930,648.82 = 368,460.88 : x - Step 2: Convert to fraction form
674,391.06/930,648.82 = 368,460.88/x - Step 3: Cross multiply
674,391.06x = 930,648.82 × 368,460.88 - Step 4: Simplify right side
674,391.06x = 342,907,683,188.16 - Step 5: Solve for x
x = 342,907,683,188.16/674,391.06 - Step 6: Final answer
x = 508,470.09
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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.