Finding the Third Proportional to 420,595.50 and 917,320.50
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Solution
The third proportional to 420,595.50 and 917,320.50 is: 2,000,679.75
Step by Step Solution
- Step 1: Write the proportion equation
420,595.50 : 917,320.50 = 917,320.50 : x - Step 2: Convert to fraction form
420,595.50/917,320.50 = 917,320.50/x - Step 3: Cross multiply
420,595.50x = 917,320.50 × 917,320.50 - Step 4: Simplify right side
420,595.50x = 841,476,899,720.25 - Step 5: Solve for x
x = 841,476,899,720.25/420,595.50 - Step 6: Final answer
x = 2,000,679.75
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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.