Finding the Fourth Proportional to 594,548.92, 820,478.10 and 339,905.62
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Solution
The fourth proportional to 594,548.92, 820,478.10 and 339,905.62 is: 469,070.09
Step by Step Solution
- Step 1: Write the proportion equation
594,548.92 : 820,478.10 = 339,905.62 : x - Step 2: Convert to fraction form
594,548.92/820,478.10 = 339,905.62/x - Step 3: Cross multiply
594,548.92x = 820,478.10 × 339,905.62 - Step 4: Simplify right side
594,548.92x = 278,885,117,276.92 - Step 5: Solve for x
x = 278,885,117,276.92/594,548.92 - Step 6: Final answer
x = 469,070.09
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1.5x scale
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.