Finding the Fourth Proportional to 864,110.30, 1,296,165.45 and 727,252.70
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Solution
The fourth proportional to 864,110.30, 1,296,165.45 and 727,252.70 is: 1,090,879.05
Step by Step Solution
- Step 1: Write the proportion equation
864,110.30 : 1,296,165.45 = 727,252.70 : x - Step 2: Convert to fraction form
864,110.30/1,296,165.45 = 727,252.70/x - Step 3: Cross multiply
864,110.30x = 1,296,165.45 × 727,252.70 - Step 4: Simplify right side
864,110.30x = 942,639,823,159.22 - Step 5: Solve for x
x = 942,639,823,159.22/864,110.30 - Step 6: Final answer
x = 1,090,879.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.