Finding the Fourth Proportional to 440,663.14, 608,118.96 and 239,459.14
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Solution
The fourth proportional to 440,663.14, 608,118.96 and 239,459.14 is: 330,455.69
Step by Step Solution
- Step 1: Write the proportion equation
440,663.14 : 608,118.96 = 239,459.14 : x - Step 2: Convert to fraction form
440,663.14/608,118.96 = 239,459.14/x - Step 3: Cross multiply
440,663.14x = 608,118.96 × 239,459.14 - Step 4: Simplify right side
440,663.14x = 145,619,643,179.29 - Step 5: Solve for x
x = 145,619,643,179.29/440,663.14 - Step 6: Final answer
x = 330,455.69
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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.