Finding the Fourth Proportional to 572,537.70, 858,806.55 and 502,553.70
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Solution
The fourth proportional to 572,537.70, 858,806.55 and 502,553.70 is: 753,830.55
Step by Step Solution
- Step 1: Write the proportion equation
572,537.70 : 858,806.55 = 502,553.70 : x - Step 2: Convert to fraction form
572,537.70/858,806.55 = 502,553.70/x - Step 3: Cross multiply
572,537.70x = 858,806.55 × 502,553.70 - Step 4: Simplify right side
572,537.70x = 431,596,409,286.74 - Step 5: Solve for x
x = 431,596,409,286.74/572,537.70 - Step 6: Final answer
x = 753,830.55
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1.5x scale
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.