Finding the Third Proportional to 454,983.75 and 688,740.75
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Solution
The third proportional to 454,983.75 and 688,740.75 is: 1,042,595.08
Step by Step Solution
- Step 1: Write the proportion equation
454,983.75 : 688,740.75 = 688,740.75 : x - Step 2: Convert to fraction form
454,983.75/688,740.75 = 688,740.75/x - Step 3: Cross multiply
454,983.75x = 688,740.75 × 688,740.75 - Step 4: Simplify right side
454,983.75x = 474,363,820,710.56 - Step 5: Solve for x
x = 474,363,820,710.56/454,983.75 - Step 6: Final answer
x = 1,042,595.08
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.