Finding the Fourth Proportional to 624,175.12, 861,956.54 and 590,170.70
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Solution
The fourth proportional to 624,175.12, 861,956.54 and 590,170.70 is: 814,998.03
Step by Step Solution
- Step 1: Write the proportion equation
624,175.12 : 861,956.54 = 590,170.70 : x - Step 2: Convert to fraction form
624,175.12/861,956.54 = 590,170.70/x - Step 3: Cross multiply
624,175.12x = 861,956.54 × 590,170.70 - Step 4: Simplify right side
624,175.12x = 508,701,494,581.38 - Step 5: Solve for x
x = 508,701,494,581.38/624,175.12 - Step 6: Final answer
x = 814,998.03
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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.