Finding the Fourth Proportional to 419,532.74, 629,847.93 and 249,065.66
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Solution
The fourth proportional to 419,532.74, 629,847.93 and 249,065.66 is: 373,924.31
Step by Step Solution
- Step 1: Write the proportion equation
419,532.74 : 629,847.93 = 249,065.66 : x - Step 2: Convert to fraction form
419,532.74/629,847.93 = 249,065.66/x - Step 3: Cross multiply
419,532.74x = 629,847.93 × 249,065.66 - Step 4: Simplify right side
419,532.74x = 156,873,490,385.08 - Step 5: Solve for x
x = 156,873,490,385.08/419,532.74 - Step 6: Final answer
x = 373,924.31
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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.