Finding the Third Proportional to 320,415.75 and 756,373.78
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Solution
The third proportional to 320,415.75 and 756,373.78 is: 1,785,496.80
Step by Step Solution
- Step 1: Write the proportion equation
320,415.75 : 756,373.78 = 756,373.78 : x - Step 2: Convert to fraction form
320,415.75/756,373.78 = 756,373.78/x - Step 3: Cross multiply
320,415.75x = 756,373.78 × 756,373.78 - Step 4: Simplify right side
320,415.75x = 572,101,296,962.42 - Step 5: Solve for x
x = 572,101,296,962.42/320,415.75 - Step 6: Final answer
x = 1,785,496.80
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.