Finding the Fourth Proportional to 525,860.68, 788,915.58 and 170,874.76
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Solution
The fourth proportional to 525,860.68, 788,915.58 and 170,874.76 is: 256,352.61
Step by Step Solution
- Step 1: Write the proportion equation
525,860.68 : 788,915.58 = 170,874.76 : x - Step 2: Convert to fraction form
525,860.68/788,915.58 = 170,874.76/x - Step 3: Cross multiply
525,860.68x = 788,915.58 × 170,874.76 - Step 4: Simplify right side
525,860.68x = 134,805,760,392.76 - Step 5: Solve for x
x = 134,805,760,392.76/525,860.68 - Step 6: Final answer
x = 256,352.61
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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.