Finding the Third Proportional to 307,671.75 and 646,440.75
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Solution
The third proportional to 307,671.75 and 646,440.75 is: 1,358,219.09
Step by Step Solution
- Step 1: Write the proportion equation
307,671.75 : 646,440.75 = 646,440.75 : x - Step 2: Convert to fraction form
307,671.75/646,440.75 = 646,440.75/x - Step 3: Cross multiply
307,671.75x = 646,440.75 × 646,440.75 - Step 4: Simplify right side
307,671.75x = 417,885,643,260.56 - Step 5: Solve for x
x = 417,885,643,260.56/307,671.75 - Step 6: Final answer
x = 1,358,219.09
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.