Finding the Fourth Proportional to 313,593.46, 432,770.87 and 175,774.88
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Solution
The fourth proportional to 313,593.46, 432,770.87 and 175,774.88 is: 242,576.00
Step by Step Solution
- Step 1: Write the proportion equation
313,593.46 : 432,770.87 = 175,774.88 : x - Step 2: Convert to fraction form
313,593.46/432,770.87 = 175,774.88/x - Step 3: Cross multiply
313,593.46x = 432,770.87 × 175,774.88 - Step 4: Simplify right side
313,593.46x = 76,070,247,741.75 - Step 5: Solve for x
x = 76,070,247,741.75/313,593.46 - Step 6: Final answer
x = 242,576.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.