Finding the Fourth Proportional to 523,852.05, 784,611.68 and 453,868.05
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Solution
The fourth proportional to 523,852.05, 784,611.68 and 453,868.05 is: 679,791.50
Step by Step Solution
- Step 1: Write the proportion equation
523,852.05 : 784,611.68 = 453,868.05 : x - Step 2: Convert to fraction form
523,852.05/784,611.68 = 453,868.05/x - Step 3: Cross multiply
523,852.05x = 784,611.68 × 453,868.05 - Step 4: Simplify right side
523,852.05x = 356,110,170,939.48 - Step 5: Solve for x
x = 356,110,170,939.48/523,852.05 - Step 6: Final answer
x = 679,791.50
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1.5x scale
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.