Finding the Fourth Proportional to 202,130.70, 302,612.85 and 202,130.70
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Solution
The fourth proportional to 202,130.70, 302,612.85 and 202,130.70 is: 302,612.85
Step by Step Solution
- Step 1: Write the proportion equation
202,130.70 : 302,612.85 = 202,130.70 : x - Step 2: Convert to fraction form
202,130.70/302,612.85 = 202,130.70/x - Step 3: Cross multiply
202,130.70x = 302,612.85 × 202,130.70 - Step 4: Simplify right side
202,130.70x = 61,167,347,199.50 - Step 5: Solve for x
x = 61,167,347,199.50/202,130.70 - Step 6: Final answer
x = 302,612.85
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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.