Finding the Fourth Proportional to 318,270.66, 439,204.74 and 175,030.70
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Solution
The fourth proportional to 318,270.66, 439,204.74 and 175,030.70 is: 241,537.54
Step by Step Solution
- Step 1: Write the proportion equation
318,270.66 : 439,204.74 = 175,030.70 : x - Step 2: Convert to fraction form
318,270.66/439,204.74 = 175,030.70/x - Step 3: Cross multiply
318,270.66x = 439,204.74 × 175,030.70 - Step 4: Simplify right side
318,270.66x = 76,874,310,889.49 - Step 5: Solve for x
x = 76,874,310,889.49/318,270.66 - Step 6: Final answer
x = 241,537.54
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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.