Finding the Fourth Proportional to 456,863.00, 630,450.49 and 252,899.50
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Solution
The fourth proportional to 456,863.00, 630,450.49 and 252,899.50 is: 348,990.00
Step by Step Solution
- Step 1: Write the proportion equation
456,863.00 : 630,450.49 = 252,899.50 : x - Step 2: Convert to fraction form
456,863.00/630,450.49 = 252,899.50/x - Step 3: Cross multiply
456,863.00x = 630,450.49 × 252,899.50 - Step 4: Simplify right side
456,863.00x = 159,440,616,870.29 - Step 5: Solve for x
x = 159,440,616,870.29/456,863.00 - Step 6: Final answer
x = 348,990.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.