Finding the Fourth Proportional to 546,375.21, 819,095.35 and 209,657.49
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Solution
The fourth proportional to 546,375.21, 819,095.35 and 209,657.49 is: 314,306.86
Step by Step Solution
- Step 1: Write the proportion equation
546,375.21 : 819,095.35 = 209,657.49 : x - Step 2: Convert to fraction form
546,375.21/819,095.35 = 209,657.49/x - Step 3: Cross multiply
546,375.21x = 819,095.35 × 209,657.49 - Step 4: Simplify right side
546,375.21x = 171,729,475,151.67 - Step 5: Solve for x
x = 171,729,475,151.67/546,375.21 - Step 6: Final answer
x = 314,306.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.