Finding the Fourth Proportional to 318,530.22, 477,270.18 and 185,035.74
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Solution
The fourth proportional to 318,530.22, 477,270.18 and 185,035.74 is: 277,248.55
Step by Step Solution
- Step 1: Write the proportion equation
318,530.22 : 477,270.18 = 185,035.74 : x - Step 2: Convert to fraction form
318,530.22/477,270.18 = 185,035.74/x - Step 3: Cross multiply
318,530.22x = 477,270.18 × 185,035.74 - Step 4: Simplify right side
318,530.22x = 88,312,040,936.23 - Step 5: Solve for x
x = 88,312,040,936.23/318,530.22 - Step 6: Final answer
x = 277,248.55
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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.