Finding the Fourth Proportional to 343,652.10, 515,478.15 and 184,219.80
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Solution
The fourth proportional to 343,652.10, 515,478.15 and 184,219.80 is: 276,329.70
Step by Step Solution
- Step 1: Write the proportion equation
343,652.10 : 515,478.15 = 184,219.80 : x - Step 2: Convert to fraction form
343,652.10/515,478.15 = 184,219.80/x - Step 3: Cross multiply
343,652.10x = 515,478.15 × 184,219.80 - Step 4: Simplify right side
343,652.10x = 94,961,281,697.37 - Step 5: Solve for x
x = 94,961,281,697.37/343,652.10 - Step 6: Final answer
x = 276,329.70
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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.