Finding the Fourth Proportional to 541,295.80, 811,943.70 and 525,743.80
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Solution
The fourth proportional to 541,295.80, 811,943.70 and 525,743.80 is: 788,615.70
Step by Step Solution
- Step 1: Write the proportion equation
541,295.80 : 811,943.70 = 525,743.80 : x - Step 2: Convert to fraction form
541,295.80/811,943.70 = 525,743.80/x - Step 3: Cross multiply
541,295.80x = 811,943.70 × 525,743.80 - Step 4: Simplify right side
541,295.80x = 426,874,366,224.06 - Step 5: Solve for x
x = 426,874,366,224.06/541,295.80 - Step 6: Final answer
x = 788,615.70
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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.