Finding the Fourth Proportional to 572,537.80, 858,806.70 and 292,601.80
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Solution
The fourth proportional to 572,537.80, 858,806.70 and 292,601.80 is: 438,902.70
Step by Step Solution
- Step 1: Write the proportion equation
572,537.80 : 858,806.70 = 292,601.80 : x - Step 2: Convert to fraction form
572,537.80/858,806.70 = 292,601.80/x - Step 3: Cross multiply
572,537.80x = 858,806.70 × 292,601.80 - Step 4: Simplify right side
572,537.80x = 251,288,386,272.06 - Step 5: Solve for x
x = 251,288,386,272.06/572,537.80 - Step 6: Final answer
x = 438,902.70
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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.