Finding the Fourth Proportional to 719,176.23, 992,836.34 and 525,366.31
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Solution
The fourth proportional to 719,176.23, 992,836.34 and 525,366.31 is: 725,278.09
Step by Step Solution
- Step 1: Write the proportion equation
719,176.23 : 992,836.34 = 525,366.31 : x - Step 2: Convert to fraction form
719,176.23/992,836.34 = 525,366.31/x - Step 3: Cross multiply
719,176.23x = 992,836.34 × 525,366.31 - Step 4: Simplify right side
719,176.23x = 521,602,764,379.71 - Step 5: Solve for x
x = 521,602,764,379.71/719,176.23 - Step 6: Final answer
x = 725,278.09
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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.