Finding the Fourth Proportional to 343,652.60, 515,697.60 and 201,497.60
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Solution
The fourth proportional to 343,652.60, 515,697.60 and 201,497.60 is: 302,374.63
Step by Step Solution
- Step 1: Write the proportion equation
343,652.60 : 515,697.60 = 201,497.60 : x - Step 2: Convert to fraction form
343,652.60/515,697.60 = 201,497.60/x - Step 3: Cross multiply
343,652.60x = 515,697.60 × 201,497.60 - Step 4: Simplify right side
343,652.60x = 103,911,828,725.76 - Step 5: Solve for x
x = 103,911,828,725.76/343,652.60 - Step 6: Final answer
x = 302,374.63
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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.