Finding the Fourth Proportional to 401,450.80, 602,030.40 and 201,704.80
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Solution
The fourth proportional to 401,450.80, 602,030.40 and 201,704.80 is: 302,483.94
Step by Step Solution
- Step 1: Write the proportion equation
401,450.80 : 602,030.40 = 201,704.80 : x - Step 2: Convert to fraction form
401,450.80/602,030.40 = 201,704.80/x - Step 3: Cross multiply
401,450.80x = 602,030.40 × 201,704.80 - Step 4: Simplify right side
401,450.80x = 121,432,421,425.92 - Step 5: Solve for x
x = 121,432,421,425.92/401,450.80 - Step 6: Final answer
x = 302,483.94
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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.