Finding the Fourth Proportional to 506,113.97, 698,437.43 and 276,672.26
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Solution
The fourth proportional to 506,113.97, 698,437.43 and 276,672.26 is: 381,807.80
Step by Step Solution
- Step 1: Write the proportion equation
506,113.97 : 698,437.43 = 276,672.26 : x - Step 2: Convert to fraction form
506,113.97/698,437.43 = 276,672.26/x - Step 3: Cross multiply
506,113.97x = 698,437.43 × 276,672.26 - Step 4: Simplify right side
506,113.97x = 193,238,257,351.14 - Step 5: Solve for x
x = 193,238,257,351.14/506,113.97 - Step 6: Final answer
x = 381,807.80
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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.