Finding the Fourth Proportional to 914,787.99, 1,373,438.97 and 465,810.66
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Solution
The fourth proportional to 914,787.99, 1,373,438.97 and 465,810.66 is: 699,356.05
Step by Step Solution
- Step 1: Write the proportion equation
914,787.99 : 1,373,438.97 = 465,810.66 : x - Step 2: Convert to fraction form
914,787.99/1,373,438.97 = 465,810.66/x - Step 3: Cross multiply
914,787.99x = 1,373,438.97 × 465,810.66 - Step 4: Simplify right side
914,787.99x = 639,762,513,085.42 - Step 5: Solve for x
x = 639,762,513,085.42/914,787.99 - Step 6: Final answer
x = 699,356.05
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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.