Finding the Fourth Proportional to 506,107.96, 698,429.14 and 276,666.26
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Solution
The fourth proportional to 506,107.96, 698,429.14 and 276,666.26 is: 381,799.52
Step by Step Solution
- Step 1: Write the proportion equation
506,107.96 : 698,429.14 = 276,666.26 : x - Step 2: Convert to fraction form
506,107.96/698,429.14 = 276,666.26/x - Step 3: Cross multiply
506,107.96x = 698,429.14 × 276,666.26 - Step 4: Simplify right side
506,107.96x = 193,231,773,855.01 - Step 5: Solve for x
x = 193,231,773,855.01/506,107.96 - Step 6: Final answer
x = 381,799.52
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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.