Finding the Fourth Proportional to 1,308,968.68, 1,963,234.30 and 362,435.08
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Solution
The fourth proportional to 1,308,968.68, 1,963,234.30 and 362,435.08 is: 543,592.06
Step by Step Solution
- Step 1: Write the proportion equation
1,308,968.68 : 1,963,234.30 = 362,435.08 : x - Step 2: Convert to fraction form
1,308,968.68/1,963,234.30 = 362,435.08/x - Step 3: Cross multiply
1,308,968.68x = 1,963,234.30 × 362,435.08 - Step 4: Simplify right side
1,308,968.68x = 711,544,980,579.24 - Step 5: Solve for x
x = 711,544,980,579.24/1,308,968.68 - Step 6: Final answer
x = 543,592.06
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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.