Finding the Fourth Proportional to 719,170.05, 992,827.82 and 525,360.14
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Solution
The fourth proportional to 719,170.05, 992,827.82 and 525,360.14 is: 725,269.58
Step by Step Solution
- Step 1: Write the proportion equation
719,170.05 : 992,827.82 = 525,360.14 : x - Step 2: Convert to fraction form
719,170.05/992,827.82 = 525,360.14/x - Step 3: Cross multiply
719,170.05x = 992,827.82 × 525,360.14 - Step 4: Simplify right side
719,170.05x = 521,592,162,583.46 - Step 5: Solve for x
x = 521,592,162,583.46/719,170.05 - Step 6: Final answer
x = 725,269.58
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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.