Finding the Fourth Proportional to 423,696.08, 584,698.58 and 230,102.44
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Solution
The fourth proportional to 423,696.08, 584,698.58 and 230,102.44 is: 317,540.28
Step by Step Solution
- Step 1: Write the proportion equation
423,696.08 : 584,698.58 = 230,102.44 : x - Step 2: Convert to fraction form
423,696.08/584,698.58 = 230,102.44/x - Step 3: Cross multiply
423,696.08x = 584,698.58 × 230,102.44 - Step 4: Simplify right side
423,696.08x = 134,540,569,922.54 - Step 5: Solve for x
x = 134,540,569,922.54/423,696.08 - Step 6: Final answer
x = 317,540.28
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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.