Finding the Fourth Proportional to 549,157.39, 822,456.69 and 534,021.98
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Solution
The fourth proportional to 549,157.39, 822,456.69 and 534,021.98 is: 799,788.84
Step by Step Solution
- Step 1: Write the proportion equation
549,157.39 : 822,456.69 = 534,021.98 : x - Step 2: Convert to fraction form
549,157.39/822,456.69 = 534,021.98/x - Step 3: Cross multiply
549,157.39x = 822,456.69 × 534,021.98 - Step 4: Simplify right side
549,157.39x = 439,209,948,569.50 - Step 5: Solve for x
x = 439,209,948,569.50/549,157.39 - Step 6: Final answer
x = 799,788.84
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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.