Finding the Fourth Proportional to 549,064.80, 823,739.08 and 321,552.44
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Solution
The fourth proportional to 549,064.80, 823,739.08 and 321,552.44 is: 482,411.75
Step by Step Solution
- Step 1: Write the proportion equation
549,064.80 : 823,739.08 = 321,552.44 : x - Step 2: Convert to fraction form
549,064.80/823,739.08 = 321,552.44/x - Step 3: Cross multiply
549,064.80x = 823,739.08 × 321,552.44 - Step 4: Simplify right side
549,064.80x = 264,875,311,097.36 - Step 5: Solve for x
x = 264,875,311,097.36/549,064.80 - Step 6: Final answer
x = 482,411.75
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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.