Finding the Fourth Proportional to 903,229.58, 1,246,342.25 and 495,224.05
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Solution
The fourth proportional to 903,229.58, 1,246,342.25 and 495,224.05 is: 683,346.38
Step by Step Solution
- Step 1: Write the proportion equation
903,229.58 : 1,246,342.25 = 495,224.05 : x - Step 2: Convert to fraction form
903,229.58/1,246,342.25 = 495,224.05/x - Step 3: Cross multiply
903,229.58x = 1,246,342.25 × 495,224.05 - Step 4: Simplify right side
903,229.58x = 617,218,661,391.93 - Step 5: Solve for x
x = 617,218,661,391.93/903,229.58 - Step 6: Final answer
x = 683,346.38
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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.