Finding the Fourth Proportional to 673,235.19, 1,009,010.76 and 336,370.14
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Solution
The fourth proportional to 673,235.19, 1,009,010.76 and 336,370.14 is: 504,134.51
Step by Step Solution
- Step 1: Write the proportion equation
673,235.19 : 1,009,010.76 = 336,370.14 : x - Step 2: Convert to fraction form
673,235.19/1,009,010.76 = 336,370.14/x - Step 3: Cross multiply
673,235.19x = 1,009,010.76 × 336,370.14 - Step 4: Simplify right side
673,235.19x = 339,401,090,602.71 - Step 5: Solve for x
x = 339,401,090,602.71/673,235.19 - Step 6: Final answer
x = 504,134.51
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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.