Finding the Fourth Proportional to 708,636.53, 1,063,568.98 and 371,915.08
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Solution
The fourth proportional to 708,636.53, 1,063,568.98 and 371,915.08 is: 558,194.96
Step by Step Solution
- Step 1: Write the proportion equation
708,636.53 : 1,063,568.98 = 371,915.08 : x - Step 2: Convert to fraction form
708,636.53/1,063,568.98 = 371,915.08/x - Step 3: Cross multiply
708,636.53x = 1,063,568.98 × 371,915.08 - Step 4: Simplify right side
708,636.53x = 395,557,340,088.19 - Step 5: Solve for x
x = 395,557,340,088.19/708,636.53 - Step 6: Final answer
x = 558,194.96
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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.