Finding the Fourth Proportional to 578,733.93, 798,630.44 and 324,072.09
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Solution
The fourth proportional to 578,733.93, 798,630.44 and 324,072.09 is: 447,206.95
Step by Step Solution
- Step 1: Write the proportion equation
578,733.93 : 798,630.44 = 324,072.09 : x - Step 2: Convert to fraction form
578,733.93/798,630.44 = 324,072.09/x - Step 3: Cross multiply
578,733.93x = 798,630.44 × 324,072.09 - Step 4: Simplify right side
578,733.93x = 258,813,834,208.06 - Step 5: Solve for x
x = 258,813,834,208.06/578,733.93 - Step 6: Final answer
x = 447,206.95
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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.