Finding the Fourth Proportional to 572,327.57, 858,491.36 and 217,341.63
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Solution
The fourth proportional to 572,327.57, 858,491.36 and 217,341.63 is: 326,012.45
Step by Step Solution
- Step 1: Write the proportion equation
572,327.57 : 858,491.36 = 217,341.63 : x - Step 2: Convert to fraction form
572,327.57/858,491.36 = 217,341.63/x - Step 3: Cross multiply
572,327.57x = 858,491.36 × 217,341.63 - Step 4: Simplify right side
572,327.57x = 186,585,911,251.64 - Step 5: Solve for x
x = 186,585,911,251.64/572,327.57 - Step 6: Final answer
x = 326,012.45
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Similar ratio
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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.