Finding the Fourth Proportional to 453,108.24, 679,618.49 and 137,567.88
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Solution
The fourth proportional to 453,108.24, 679,618.49 and 137,567.88 is: 206,338.50
Step by Step Solution
- Step 1: Write the proportion equation
453,108.24 : 679,618.49 = 137,567.88 : x - Step 2: Convert to fraction form
453,108.24/679,618.49 = 137,567.88/x - Step 3: Cross multiply
453,108.24x = 679,618.49 × 137,567.88 - Step 4: Simplify right side
453,108.24x = 93,493,674,190.26 - Step 5: Solve for x
x = 93,493,674,190.26/453,108.24 - Step 6: Final answer
x = 206,338.50
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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.