Finding the Fourth Proportional to 702,460.15, 969,394.94 and 380,170.31
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Solution
The fourth proportional to 702,460.15, 969,394.94 and 380,170.31 is: 524,634.99
Step by Step Solution
- Step 1: Write the proportion equation
702,460.15 : 969,394.94 = 380,170.31 : x - Step 2: Convert to fraction form
702,460.15/969,394.94 = 380,170.31/x - Step 3: Cross multiply
702,460.15x = 969,394.94 × 380,170.31 - Step 4: Simplify right side
702,460.15x = 368,535,174,982.89 - Step 5: Solve for x
x = 368,535,174,982.89/702,460.15 - Step 6: Final answer
x = 524,634.99
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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.