Finding the Fourth Proportional to 903,085.92, 1,246,272.62 and 495,225
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Solution
The fourth proportional to 903,085.92, 1,246,272.62 and 495,225 is: 683,418.20
Step by Step Solution
- Step 1: Write the proportion equation
903,085.92 : 1,246,272.62 = 495,225 : x - Step 2: Convert to fraction form
903,085.92/1,246,272.62 = 495,225/x - Step 3: Cross multiply
903,085.92x = 1,246,272.62 × 495,225 - Step 4: Simplify right side
903,085.92x = 617,185,355,763.38 - Step 5: Solve for x
x = 617,185,355,763.38/903,085.92 - Step 6: Final answer
x = 683,418.20
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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.