Finding the Third Proportional to 430 and 609.50
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Solution
The third proportional to 430 and 609.50 is: 863.93
Step by Step Solution
- Step 1: Write the proportion equation
430 : 609.50 = 609.50 : x - Step 2: Convert to fraction form
430/609.50 = 609.50/x - Step 3: Cross multiply
430x = 609.50 × 609.50 - Step 4: Simplify right side
430x = 371,490.25 - Step 5: Solve for x
x = 371,490.25/430 - Step 6: Final answer
x = 863.93
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.