Finding the Fourth Proportional to 572,552.20, 858,828.30 and 403,715.80
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Solution
The fourth proportional to 572,552.20, 858,828.30 and 403,715.80 is: 605,573.70
Step by Step Solution
- Step 1: Write the proportion equation
572,552.20 : 858,828.30 = 403,715.80 : x - Step 2: Convert to fraction form
572,552.20/858,828.30 = 403,715.80/x - Step 3: Cross multiply
572,552.20x = 858,828.30 × 403,715.80 - Step 4: Simplify right side
572,552.20x = 346,722,554,197.14 - Step 5: Solve for x
x = 346,722,554,197.14/572,552.20 - Step 6: Final answer
x = 605,573.70
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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.