Finding the Fourth Proportional to 312,345.24, 468,538.38 and 125,332.44
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Solution
The fourth proportional to 312,345.24, 468,538.38 and 125,332.44 is: 188,006.89
Step by Step Solution
- Step 1: Write the proportion equation
312,345.24 : 468,538.38 = 125,332.44 : x - Step 2: Convert to fraction form
312,345.24/468,538.38 = 125,332.44/x - Step 3: Cross multiply
312,345.24x = 468,538.38 × 125,332.44 - Step 4: Simplify right side
312,345.24x = 58,723,058,399.05 - Step 5: Solve for x
x = 58,723,058,399.05/312,345.24 - Step 6: Final answer
x = 188,006.89
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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.