Finding the Fourth Proportional to 873,656.66, 1,310,672.12 and 494,756.48
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Solution
The fourth proportional to 873,656.66, 1,310,672.12 and 494,756.48 is: 742,240.69
Step by Step Solution
- Step 1: Write the proportion equation
873,656.66 : 1,310,672.12 = 494,756.48 : x - Step 2: Convert to fraction form
873,656.66/1,310,672.12 = 494,756.48/x - Step 3: Cross multiply
873,656.66x = 1,310,672.12 × 494,756.48 - Step 4: Simplify right side
873,656.66x = 648,463,525,328.24 - Step 5: Solve for x
x = 648,463,525,328.24/873,656.66 - Step 6: Final answer
x = 742,240.69
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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.