Finding the Fourth Proportional to 500,293.68, 750,452.76 and 145,310.76
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Solution
The fourth proportional to 500,293.68, 750,452.76 and 145,310.76 is: 217,969.70
Step by Step Solution
- Step 1: Write the proportion equation
500,293.68 : 750,452.76 = 145,310.76 : x - Step 2: Convert to fraction form
500,293.68/750,452.76 = 145,310.76/x - Step 3: Cross multiply
500,293.68x = 750,452.76 × 145,310.76 - Step 4: Simplify right side
500,293.68x = 109,048,860,899.70 - Step 5: Solve for x
x = 109,048,860,899.70/500,293.68 - Step 6: Final answer
x = 217,969.70
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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.