Finding the Fourth Proportional to 569,625.80, 853,935.86 and 214,888.94
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Solution
The fourth proportional to 569,625.80, 853,935.86 and 214,888.94 is: 322,143.71
Step by Step Solution
- Step 1: Write the proportion equation
569,625.80 : 853,935.86 = 214,888.94 : x - Step 2: Convert to fraction form
569,625.80/853,935.86 = 214,888.94/x - Step 3: Cross multiply
569,625.80x = 853,935.86 × 214,888.94 - Step 4: Simplify right side
569,625.80x = 183,501,366,439.26 - Step 5: Solve for x
x = 183,501,366,439.26/569,625.80 - Step 6: Final answer
x = 322,143.71
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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.