Finding the Fourth Proportional to 888,178.13, 1,332,489.12 and 257,091.94
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Solution
The fourth proportional to 888,178.13, 1,332,489.12 and 257,091.94 is: 385,702.15
Step by Step Solution
- Step 1: Write the proportion equation
888,178.13 : 1,332,489.12 = 257,091.94 : x - Step 2: Convert to fraction form
888,178.13/1,332,489.12 = 257,091.94/x - Step 3: Cross multiply
888,178.13x = 1,332,489.12 × 257,091.94 - Step 4: Simplify right side
888,178.13x = 342,572,209,558.47 - Step 5: Solve for x
x = 342,572,209,558.47/888,178.13 - Step 6: Final answer
x = 385,702.15
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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.