Finding the Fourth Proportional to 342,444.39, 472,531.84 and 197,297.65
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Solution
The fourth proportional to 342,444.39, 472,531.84 and 197,297.65 is: 272,246.89
Step by Step Solution
- Step 1: Write the proportion equation
342,444.39 : 472,531.84 = 197,297.65 : x - Step 2: Convert to fraction form
342,444.39/472,531.84 = 197,297.65/x - Step 3: Cross multiply
342,444.39x = 472,531.84 × 197,297.65 - Step 4: Simplify right side
342,444.39x = 93,229,421,582.18 - Step 5: Solve for x
x = 93,229,421,582.18/342,444.39 - Step 6: Final answer
x = 272,246.89
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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.