Finding the Fourth Proportional to 357,311.88, 535,267.26 and 207,236.88
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Solution
The fourth proportional to 357,311.88, 535,267.26 and 207,236.88 is: 310,449.00
Step by Step Solution
- Step 1: Write the proportion equation
357,311.88 : 535,267.26 = 207,236.88 : x - Step 2: Convert to fraction form
357,311.88/535,267.26 = 207,236.88/x - Step 3: Cross multiply
357,311.88x = 535,267.26 × 207,236.88 - Step 4: Simplify right side
357,311.88x = 110,927,116,928.55 - Step 5: Solve for x
x = 110,927,116,928.55/357,311.88 - Step 6: Final answer
x = 310,449.00
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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.