Finding the Third Proportional to 243,420.75 and 529,698.75
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Solution
The third proportional to 243,420.75 and 529,698.75 is: 1,152,657.55
Step by Step Solution
- Step 1: Write the proportion equation
243,420.75 : 529,698.75 = 529,698.75 : x - Step 2: Convert to fraction form
243,420.75/529,698.75 = 529,698.75/x - Step 3: Cross multiply
243,420.75x = 529,698.75 × 529,698.75 - Step 4: Simplify right side
243,420.75x = 280,580,765,751.56 - Step 5: Solve for x
x = 280,580,765,751.56/243,420.75 - Step 6: Final answer
x = 1,152,657.55
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.