Finding the Fourth Proportional to 674,649.07, 1,011,824.55 and 194,772.63
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Solution
The fourth proportional to 674,649.07, 1,011,824.55 and 194,772.63 is: 292,115.92
Step by Step Solution
- Step 1: Write the proportion equation
674,649.07 : 1,011,824.55 = 194,772.63 : x - Step 2: Convert to fraction form
674,649.07/1,011,824.55 = 194,772.63/x - Step 3: Cross multiply
674,649.07x = 1,011,824.55 × 194,772.63 - Step 4: Simplify right side
674,649.07x = 197,075,732,496.41 - Step 5: Solve for x
x = 197,075,732,496.41/674,649.07 - Step 6: Final answer
x = 292,115.92
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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.