Finding the Fourth Proportional to 549,784.68, 758,684.48 and 304,759.14
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Solution
The fourth proportional to 549,784.68, 758,684.48 and 304,759.14 is: 420,557.43
Step by Step Solution
- Step 1: Write the proportion equation
549,784.68 : 758,684.48 = 304,759.14 : x - Step 2: Convert to fraction form
549,784.68/758,684.48 = 304,759.14/x - Step 3: Cross multiply
549,784.68x = 758,684.48 × 304,759.14 - Step 4: Simplify right side
549,784.68x = 231,216,029,656.15 - Step 5: Solve for x
x = 231,216,029,656.15/549,784.68 - Step 6: Final answer
x = 420,557.43
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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.