Finding the Third Proportional to 454,767.75 and 990,267.75
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Solution
The third proportional to 454,767.75 and 990,267.75 is: 2,156,331.92
Step by Step Solution
- Step 1: Write the proportion equation
454,767.75 : 990,267.75 = 990,267.75 : x - Step 2: Convert to fraction form
454,767.75/990,267.75 = 990,267.75/x - Step 3: Cross multiply
454,767.75x = 990,267.75 × 990,267.75 - Step 4: Simplify right side
454,767.75x = 980,630,216,690.06 - Step 5: Solve for x
x = 980,630,216,690.06/454,767.75 - Step 6: Final answer
x = 2,156,331.92
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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.