Finding the Fourth Proportional to 880,872.90, 1,321,317.15 and 348,393.99
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Solution
The fourth proportional to 880,872.90, 1,321,317.15 and 348,393.99 is: 522,594.07
Step by Step Solution
- Step 1: Write the proportion equation
880,872.90 : 1,321,317.15 = 348,393.99 : x - Step 2: Convert to fraction form
880,872.90/1,321,317.15 = 348,393.99/x - Step 3: Cross multiply
880,872.90x = 1,321,317.15 × 348,393.99 - Step 4: Simplify right side
880,872.90x = 460,338,953,943.93 - Step 5: Solve for x
x = 460,338,953,943.93/880,872.90 - Step 6: Final answer
x = 522,594.07
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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.