Finding the Fourth Proportional to 578,204.97, 797,915.93 and 323,558.25
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Solution
The fourth proportional to 578,204.97, 797,915.93 and 323,558.25 is: 446,506.51
Step by Step Solution
- Step 1: Write the proportion equation
578,204.97 : 797,915.93 = 323,558.25 : x - Step 2: Convert to fraction form
578,204.97/797,915.93 = 323,558.25/x - Step 3: Cross multiply
578,204.97x = 797,915.93 × 323,558.25 - Step 4: Simplify right side
578,204.97x = 258,172,280,340.13 - Step 5: Solve for x
x = 258,172,280,340.13/578,204.97 - Step 6: Final answer
x = 446,506.51
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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.