Finding the Fourth Proportional to 372,620.24, 514,148.22 and 211,482.08
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Solution
The fourth proportional to 372,620.24, 514,148.22 and 211,482.08 is: 291,806.84
Step by Step Solution
- Step 1: Write the proportion equation
372,620.24 : 514,148.22 = 211,482.08 : x - Step 2: Convert to fraction form
372,620.24/514,148.22 = 211,482.08/x - Step 3: Cross multiply
372,620.24x = 514,148.22 × 211,482.08 - Step 4: Simplify right side
372,620.24x = 108,733,134,993.90 - Step 5: Solve for x
x = 108,733,134,993.90/372,620.24 - Step 6: Final answer
x = 291,806.84
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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.