Finding the Fourth Proportional to 201,679.30, 302,518.95 and 201,679.30
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Solution
The fourth proportional to 201,679.30, 302,518.95 and 201,679.30 is: 302,518.95
Step by Step Solution
- Step 1: Write the proportion equation
201,679.30 : 302,518.95 = 201,679.30 : x - Step 2: Convert to fraction form
201,679.30/302,518.95 = 201,679.30/x - Step 3: Cross multiply
201,679.30x = 302,518.95 × 201,679.30 - Step 4: Simplify right side
201,679.30x = 61,011,810,072.74 - Step 5: Solve for x
x = 61,011,810,072.74/201,679.30 - Step 6: Final answer
x = 302,518.95
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1.5x scale
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.