Finding the Fourth Proportional to 448,788.42, 673,219.62 and 323,014.05
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Solution
The fourth proportional to 448,788.42, 673,219.62 and 323,014.05 is: 484,547.70
Step by Step Solution
- Step 1: Write the proportion equation
448,788.42 : 673,219.62 = 323,014.05 : x - Step 2: Convert to fraction form
448,788.42/673,219.62 = 323,014.05/x - Step 3: Cross multiply
448,788.42x = 673,219.62 × 323,014.05 - Step 4: Simplify right side
448,788.42x = 217,459,395,995.66 - Step 5: Solve for x
x = 217,459,395,995.66/448,788.42 - Step 6: Final answer
x = 484,547.70
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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.