Finding the Fourth Proportional to 472,349.92, 707,397.36 and 261,464.80
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Solution
The fourth proportional to 472,349.92, 707,397.36 and 261,464.80 is: 391,573.07
Step by Step Solution
- Step 1: Write the proportion equation
472,349.92 : 707,397.36 = 261,464.80 : x - Step 2: Convert to fraction form
472,349.92/707,397.36 = 261,464.80/x - Step 3: Cross multiply
472,349.92x = 707,397.36 × 261,464.80 - Step 4: Simplify right side
472,349.92x = 184,959,509,252.93 - Step 5: Solve for x
x = 184,959,509,252.93/472,349.92 - Step 6: Final answer
x = 391,573.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.