Finding the Fourth Proportional to 230,586.74, 343,587.74 and 205,433.51
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Solution
The fourth proportional to 230,586.74, 343,587.74 and 205,433.51 is: 306,107.95
Step by Step Solution
- Step 1: Write the proportion equation
230,586.74 : 343,587.74 = 205,433.51 : x - Step 2: Convert to fraction form
230,586.74/343,587.74 = 205,433.51/x - Step 3: Cross multiply
230,586.74x = 343,587.74 × 205,433.51 - Step 4: Simplify right side
230,586.74x = 70,584,432,676.06 - Step 5: Solve for x
x = 70,584,432,676.06/230,586.74 - Step 6: Final answer
x = 306,107.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.