Finding the Fourth Proportional to 1,026,313.35, 1,539,687.36 and 306,711.08
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Solution
The fourth proportional to 1,026,313.35, 1,539,687.36 and 306,711.08 is: 460,131.56
Step by Step Solution
- Step 1: Write the proportion equation
1,026,313.35 : 1,539,687.36 = 306,711.08 : x - Step 2: Convert to fraction form
1,026,313.35/1,539,687.36 = 306,711.08/x - Step 3: Cross multiply
1,026,313.35x = 1,539,687.36 × 306,711.08 - Step 4: Simplify right side
1,026,313.35x = 472,239,165,349.51 - Step 5: Solve for x
x = 472,239,165,349.51/1,026,313.35 - Step 6: Final answer
x = 460,131.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.