Finding the Fourth Proportional to 201,711.80, 302,567.70 and 201,711.80
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Solution
The fourth proportional to 201,711.80, 302,567.70 and 201,711.80 is: 302,567.70
Step by Step Solution
- Step 1: Write the proportion equation
201,711.80 : 302,567.70 = 201,711.80 : x - Step 2: Convert to fraction form
201,711.80/302,567.70 = 201,711.80/x - Step 3: Cross multiply
201,711.80x = 302,567.70 × 201,711.80 - Step 4: Simplify right side
201,711.80x = 61,031,475,388.86 - Step 5: Solve for x
x = 61,031,475,388.86/201,711.80 - Step 6: Final answer
x = 302,567.70
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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.