Finding the Fourth Proportional to 646,575.29, 892,273.58 and 374,800.68
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Solution
The fourth proportional to 646,575.29, 892,273.58 and 374,800.68 is: 517,224.75
Step by Step Solution
- Step 1: Write the proportion equation
646,575.29 : 892,273.58 = 374,800.68 : x - Step 2: Convert to fraction form
646,575.29/892,273.58 = 374,800.68/x - Step 3: Cross multiply
646,575.29x = 892,273.58 × 374,800.68 - Step 4: Simplify right side
646,575.29x = 334,424,744,530.03 - Step 5: Solve for x
x = 334,424,744,530.03/646,575.29 - Step 6: Final answer
x = 517,224.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.