Finding the Fourth Proportional to 371,699.84, 512,944.44 and 201,932.48
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Solution
The fourth proportional to 371,699.84, 512,944.44 and 201,932.48 is: 278,666.09
Step by Step Solution
- Step 1: Write the proportion equation
371,699.84 : 512,944.44 = 201,932.48 : x - Step 2: Convert to fraction form
371,699.84/512,944.44 = 201,932.48/x - Step 3: Cross multiply
371,699.84x = 512,944.44 × 201,932.48 - Step 4: Simplify right side
371,699.84x = 103,580,142,871.41 - Step 5: Solve for x
x = 103,580,142,871.41/371,699.84 - Step 6: Final answer
x = 278,666.09
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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.