Finding the Fourth Proportional to 903,186.11, 1,246,414.03 and 495,263.70
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Solution
The fourth proportional to 903,186.11, 1,246,414.03 and 495,263.70 is: 683,473.33
Step by Step Solution
- Step 1: Write the proportion equation
903,186.11 : 1,246,414.03 = 495,263.70 : x - Step 2: Convert to fraction form
903,186.11/1,246,414.03 = 495,263.70/x - Step 3: Cross multiply
903,186.11x = 1,246,414.03 × 495,263.70 - Step 4: Simplify right side
903,186.11x = 617,303,622,991.55 - Step 5: Solve for x
x = 617,303,622,991.55/903,186.11 - Step 6: Final answer
x = 683,473.33
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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.