Finding the Fourth Proportional to 448,800.35, 619,259.87 and 267,529.17
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Solution
The fourth proportional to 448,800.35, 619,259.87 and 267,529.17 is: 369,139.82
Step by Step Solution
- Step 1: Write the proportion equation
448,800.35 : 619,259.87 = 267,529.17 : x - Step 2: Convert to fraction form
448,800.35/619,259.87 = 267,529.17/x - Step 3: Cross multiply
448,800.35x = 619,259.87 × 267,529.17 - Step 4: Simplify right side
448,800.35x = 165,670,079,704.23 - Step 5: Solve for x
x = 165,670,079,704.23/448,800.35 - Step 6: Final answer
x = 369,139.82
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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.