Finding the Fourth Proportional to 572,461.98, 858,717.30 and 193,391.70
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Solution
The fourth proportional to 572,461.98, 858,717.30 and 193,391.70 is: 290,095.77
Step by Step Solution
- Step 1: Write the proportion equation
572,461.98 : 858,717.30 = 193,391.70 : x - Step 2: Convert to fraction form
572,461.98/858,717.30 = 193,391.70/x - Step 3: Cross multiply
572,461.98x = 858,717.30 × 193,391.70 - Step 4: Simplify right side
572,461.98x = 166,068,798,466.41 - Step 5: Solve for x
x = 166,068,798,466.41/572,461.98 - Step 6: Final answer
x = 290,095.77
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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.