Finding the Fourth Proportional to 623,853.14, 935,682.06 and 203,126.18
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Solution
The fourth proportional to 623,853.14, 935,682.06 and 203,126.18 is: 304,657.48
Step by Step Solution
- Step 1: Write the proportion equation
623,853.14 : 935,682.06 = 203,126.18 : x - Step 2: Convert to fraction form
623,853.14/935,682.06 = 203,126.18/x - Step 3: Cross multiply
623,853.14x = 935,682.06 × 203,126.18 - Step 4: Simplify right side
623,853.14x = 190,061,522,542.33 - Step 5: Solve for x
x = 190,061,522,542.33/623,853.14 - Step 6: Final answer
x = 304,657.48
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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.