Finding the Fourth Proportional to 512,316.77, 768,487.46 and 175,355.19
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Solution
The fourth proportional to 512,316.77, 768,487.46 and 175,355.19 is: 263,037.00
Step by Step Solution
- Step 1: Write the proportion equation
512,316.77 : 768,487.46 = 175,355.19 : x - Step 2: Convert to fraction form
512,316.77/768,487.46 = 175,355.19/x - Step 3: Cross multiply
512,316.77x = 768,487.46 × 175,355.19 - Step 4: Simplify right side
512,316.77x = 134,758,263,684.14 - Step 5: Solve for x
x = 134,758,263,684.14/512,316.77 - Step 6: Final answer
x = 263,037.00
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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.