Finding the Fourth Proportional to 1,054,455.84, 1,581,727.50 and 306,501.84
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Solution
The fourth proportional to 1,054,455.84, 1,581,727.50 and 306,501.84 is: 459,765.47
Step by Step Solution
- Step 1: Write the proportion equation
1,054,455.84 : 1,581,727.50 = 306,501.84 : x - Step 2: Convert to fraction form
1,054,455.84/1,581,727.50 = 306,501.84/x - Step 3: Cross multiply
1,054,455.84x = 1,581,727.50 × 306,501.84 - Step 4: Simplify right side
1,054,455.84x = 484,802,389,128.60 - Step 5: Solve for x
x = 484,802,389,128.60/1,054,455.84 - Step 6: Final answer
x = 459,765.47
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1.5x scale
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.