Finding the Third Proportional to 269,434.75 and 392,305.75
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Solution
The third proportional to 269,434.75 and 392,305.75 is: 571,209.92
Step by Step Solution
- Step 1: Write the proportion equation
269,434.75 : 392,305.75 = 392,305.75 : x - Step 2: Convert to fraction form
269,434.75/392,305.75 = 392,305.75/x - Step 3: Cross multiply
269,434.75x = 392,305.75 × 392,305.75 - Step 4: Simplify right side
269,434.75x = 153,903,801,483.06 - Step 5: Solve for x
x = 153,903,801,483.06/269,434.75 - Step 6: Final answer
x = 571,209.92
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.