Finding the Fourth Proportional to 235,417.80, 353,126.70 and 235,417.80
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Solution
The fourth proportional to 235,417.80, 353,126.70 and 235,417.80 is: 353,126.70
Step by Step Solution
- Step 1: Write the proportion equation
235,417.80 : 353,126.70 = 235,417.80 : x - Step 2: Convert to fraction form
235,417.80/353,126.70 = 235,417.80/x - Step 3: Cross multiply
235,417.80x = 353,126.70 × 235,417.80 - Step 4: Simplify right side
235,417.80x = 83,132,310,835.26 - Step 5: Solve for x
x = 83,132,310,835.26/235,417.80 - Step 6: Final answer
x = 353,126.70
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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.