Finding the Fourth Proportional to 637,037.28, 955,346.64 and 282,043.68
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Solution
The fourth proportional to 637,037.28, 955,346.64 and 282,043.68 is: 422,972.86
Step by Step Solution
- Step 1: Write the proportion equation
637,037.28 : 955,346.64 = 282,043.68 : x - Step 2: Convert to fraction form
637,037.28/955,346.64 = 282,043.68/x - Step 3: Cross multiply
637,037.28x = 955,346.64 × 282,043.68 - Step 4: Simplify right side
637,037.28x = 269,449,482,021.24 - Step 5: Solve for x
x = 269,449,482,021.24/637,037.28 - Step 6: Final answer
x = 422,972.86
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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.