Finding the Fourth Proportional to 372,691.62, 514,320.66 and 211,551.62
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Solution
The fourth proportional to 372,691.62, 514,320.66 and 211,551.62 is: 291,944.76
Step by Step Solution
- Step 1: Write the proportion equation
372,691.62 : 514,320.66 = 211,551.62 : x - Step 2: Convert to fraction form
372,691.62/514,320.66 = 211,551.62/x - Step 3: Cross multiply
372,691.62x = 514,320.66 × 211,551.62 - Step 4: Simplify right side
372,691.62x = 108,805,366,250.87 - Step 5: Solve for x
x = 108,805,366,250.87/372,691.62 - Step 6: Final answer
x = 291,944.76
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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.