Finding the Fourth Proportional to 472,424.23, 651,917.35 and 268,446.84
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Solution
The fourth proportional to 472,424.23, 651,917.35 and 268,446.84 is: 370,440.68
Step by Step Solution
- Step 1: Write the proportion equation
472,424.23 : 651,917.35 = 268,446.84 : x - Step 2: Convert to fraction form
472,424.23/651,917.35 = 268,446.84/x - Step 3: Cross multiply
472,424.23x = 651,917.35 × 268,446.84 - Step 4: Simplify right side
472,424.23x = 175,005,152,596.56 - Step 5: Solve for x
x = 175,005,152,596.56/472,424.23 - Step 6: Final answer
x = 370,440.68
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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.