Finding the Fourth Proportional to 302,402.68, 417,261.90 and 175,072.12
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Solution
The fourth proportional to 302,402.68, 417,261.90 and 175,072.12 is: 241,568.38
Step by Step Solution
- Step 1: Write the proportion equation
302,402.68 : 417,261.90 = 175,072.12 : x - Step 2: Convert to fraction form
302,402.68/417,261.90 = 175,072.12/x - Step 3: Cross multiply
302,402.68x = 417,261.90 × 175,072.12 - Step 4: Simplify right side
302,402.68x = 73,050,925,428.23 - Step 5: Solve for x
x = 73,050,925,428.23/302,402.68 - Step 6: Final answer
x = 241,568.38
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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.