Finding the Fourth Proportional to 201,809.30, 302,713.95 and 201,809.30
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Solution
The fourth proportional to 201,809.30, 302,713.95 and 201,809.30 is: 302,713.95
Step by Step Solution
- Step 1: Write the proportion equation
201,809.30 : 302,713.95 = 201,809.30 : x - Step 2: Convert to fraction form
201,809.30/302,713.95 = 201,809.30/x - Step 3: Cross multiply
201,809.30x = 302,713.95 × 201,809.30 - Step 4: Simplify right side
201,809.30x = 61,090,490,349.74 - Step 5: Solve for x
x = 61,090,490,349.74/201,809.30 - Step 6: Final answer
x = 302,713.95
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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.