Finding the Fourth Proportional to 794,385.99, 1,096,265.39 and 431,810.55
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Solution
The fourth proportional to 794,385.99, 1,096,265.39 and 431,810.55 is: 595,905.48
Step by Step Solution
- Step 1: Write the proportion equation
794,385.99 : 1,096,265.39 = 431,810.55 : x - Step 2: Convert to fraction form
794,385.99/1,096,265.39 = 431,810.55/x - Step 3: Cross multiply
794,385.99x = 1,096,265.39 × 431,810.55 - Step 4: Simplify right side
794,385.99x = 473,378,961,001.86 - Step 5: Solve for x
x = 473,378,961,001.86/794,385.99 - Step 6: Final answer
x = 595,905.48
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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.