Finding the Fourth Proportional to 902,964.13, 1,246,076.30 and 495,069.49
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Solution
The fourth proportional to 902,964.13, 1,246,076.30 and 495,069.49 is: 683,188.11
Step by Step Solution
- Step 1: Write the proportion equation
902,964.13 : 1,246,076.30 = 495,069.49 : x - Step 2: Convert to fraction form
902,964.13/1,246,076.30 = 495,069.49/x - Step 3: Cross multiply
902,964.13x = 1,246,076.30 × 495,069.49 - Step 4: Simplify right side
902,964.13x = 616,894,358,342.09 - Step 5: Solve for x
x = 616,894,358,342.09/902,964.13 - Step 6: Final answer
x = 683,188.11
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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.