Finding the Fourth Proportional to 259,550.58, 358,154.91 and 157,631.82
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Solution
The fourth proportional to 259,550.58, 358,154.91 and 157,631.82 is: 217,516.80
Step by Step Solution
- Step 1: Write the proportion equation
259,550.58 : 358,154.91 = 157,631.82 : x - Step 2: Convert to fraction form
259,550.58/358,154.91 = 157,631.82/x - Step 3: Cross multiply
259,550.58x = 358,154.91 × 157,631.82 - Step 4: Simplify right side
259,550.58x = 56,456,610,305.24 - Step 5: Solve for x
x = 56,456,610,305.24/259,550.58 - Step 6: Final answer
x = 217,516.80
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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.