Finding the Fourth Proportional to 903,231.14, 1,246,344.41 and 495,225.62
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Solution
The fourth proportional to 903,231.14, 1,246,344.41 and 495,225.62 is: 683,348.54
Step by Step Solution
- Step 1: Write the proportion equation
903,231.14 : 1,246,344.41 = 495,225.62 : x - Step 2: Convert to fraction form
903,231.14/1,246,344.41 = 495,225.62/x - Step 3: Cross multiply
903,231.14x = 1,246,344.41 × 495,225.62 - Step 4: Simplify right side
903,231.14x = 617,221,683,175.78 - Step 5: Solve for x
x = 617,221,683,175.78/903,231.14 - Step 6: Final answer
x = 683,348.54
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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.