Finding the Fourth Proportional to 903,032.07, 1,246,170 and 495,137.44
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Solution
The fourth proportional to 903,032.07, 1,246,170 and 495,137.44 is: 683,281.85
Step by Step Solution
- Step 1: Write the proportion equation
903,032.07 : 1,246,170 = 495,137.44 : x - Step 2: Convert to fraction form
903,032.07/1,246,170 = 495,137.44/x - Step 3: Cross multiply
903,032.07x = 1,246,170 × 495,137.44 - Step 4: Simplify right side
903,032.07x = 617,025,423,604.80 - Step 5: Solve for x
x = 617,025,423,604.80/903,032.07 - Step 6: Final answer
x = 683,281.85
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1.5x scale
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.