Finding the Fourth Proportional to 573,784.96, 858,837.12 and 306,878.08
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Solution
The fourth proportional to 573,784.96, 858,837.12 and 306,878.08 is: 459,332.86
Step by Step Solution
- Step 1: Write the proportion equation
573,784.96 : 858,837.12 = 306,878.08 : x - Step 2: Convert to fraction form
573,784.96/858,837.12 = 306,878.08/x - Step 3: Cross multiply
573,784.96x = 858,837.12 × 306,878.08 - Step 4: Simplify right side
573,784.96x = 263,558,286,418.33 - Step 5: Solve for x
x = 263,558,286,418.33/573,784.96 - Step 6: Final answer
x = 459,332.86
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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.