Finding the Fourth Proportional to 646,650.53, 892,378.00 and 374,875.99
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Solution
The fourth proportional to 646,650.53, 892,378.00 and 374,875.99 is: 517,329.02
Step by Step Solution
- Step 1: Write the proportion equation
646,650.53 : 892,378.00 = 374,875.99 : x - Step 2: Convert to fraction form
646,650.53/892,378.00 = 374,875.99/x - Step 3: Cross multiply
646,650.53x = 892,378.00 × 374,875.99 - Step 4: Simplify right side
646,650.53x = 334,531,084,329.84 - Step 5: Solve for x
x = 334,531,084,329.84/646,650.53 - Step 6: Final answer
x = 517,329.02
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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.