Finding the Fourth Proportional to 785,273.94, 1,177,935.21 and 216,664.88
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Solution
The fourth proportional to 785,273.94, 1,177,935.21 and 216,664.88 is: 325,004.02
Step by Step Solution
- Step 1: Write the proportion equation
785,273.94 : 1,177,935.21 = 216,664.88 : x - Step 2: Convert to fraction form
785,273.94/1,177,935.21 = 216,664.88/x - Step 3: Cross multiply
785,273.94x = 1,177,935.21 × 216,664.88 - Step 4: Simplify right side
785,273.94x = 255,217,185,032.75 - Step 5: Solve for x
x = 255,217,185,032.75/785,273.94 - Step 6: Final answer
x = 325,004.02
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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.