Finding the Fourth Proportional to 698,177.97, 964,053.77 and 569,136.69
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Solution
The fourth proportional to 698,177.97, 964,053.77 and 569,136.69 is: 785,871.79
Step by Step Solution
- Step 1: Write the proportion equation
698,177.97 : 964,053.77 = 569,136.69 : x - Step 2: Convert to fraction form
698,177.97/964,053.77 = 569,136.69/x - Step 3: Cross multiply
698,177.97x = 964,053.77 × 569,136.69 - Step 4: Simplify right side
698,177.97x = 548,678,368,794.14 - Step 5: Solve for x
x = 548,678,368,794.14/698,177.97 - Step 6: Final answer
x = 785,871.79
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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.