Finding the Third Proportional to 385,129.69 and 563,430.94
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Solution
The third proportional to 385,129.69 and 563,430.94 is: 824,279.28
Step by Step Solution
- Step 1: Write the proportion equation
385,129.69 : 563,430.94 = 563,430.94 : x - Step 2: Convert to fraction form
385,129.69/563,430.94 = 563,430.94/x - Step 3: Cross multiply
385,129.69x = 563,430.94 × 563,430.94 - Step 4: Simplify right side
385,129.69x = 317,454,421,332.13 - Step 5: Solve for x
x = 317,454,421,332.13/385,129.69 - Step 6: Final answer
x = 824,279.28
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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.