Finding the Fourth Proportional to 572,017.99, 858,252.98 and 217,126.21
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Solution
The fourth proportional to 572,017.99, 858,252.98 and 217,126.21 is: 325,775.09
Step by Step Solution
- Step 1: Write the proportion equation
572,017.99 : 858,252.98 = 217,126.21 : x - Step 2: Convert to fraction form
572,017.99/858,252.98 = 217,126.21/x - Step 3: Cross multiply
572,017.99x = 858,252.98 × 217,126.21 - Step 4: Simplify right side
572,017.99x = 186,349,211,391.71 - Step 5: Solve for x
x = 186,349,211,391.71/572,017.99 - Step 6: Final answer
x = 325,775.09
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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.