Finding the Fourth Proportional to 673,694.48, 929,854.69 and 444,293.17
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Solution
The fourth proportional to 673,694.48, 929,854.69 and 444,293.17 is: 613,227.65
Step by Step Solution
- Step 1: Write the proportion equation
673,694.48 : 929,854.69 = 444,293.17 : x - Step 2: Convert to fraction form
673,694.48/929,854.69 = 444,293.17/x - Step 3: Cross multiply
673,694.48x = 929,854.69 × 444,293.17 - Step 4: Simplify right side
673,694.48x = 413,128,084,424.10 - Step 5: Solve for x
x = 413,128,084,424.10/673,694.48 - Step 6: Final answer
x = 613,227.65
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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.