Finding the Fourth Proportional to 648,205.02, 894,522.99 and 357,816.66
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Solution
The fourth proportional to 648,205.02, 894,522.99 and 357,816.66 is: 493,787.03
Step by Step Solution
- Step 1: Write the proportion equation
648,205.02 : 894,522.99 = 357,816.66 : x - Step 2: Convert to fraction form
648,205.02/894,522.99 = 357,816.66/x - Step 3: Cross multiply
648,205.02x = 894,522.99 × 357,816.66 - Step 4: Simplify right side
648,205.02x = 320,075,228,575.01 - Step 5: Solve for x
x = 320,075,228,575.01/648,205.02 - Step 6: Final answer
x = 493,787.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.