Finding the Fourth Proportional to 524,136.68, 786,389.48 and 258,084.08
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Solution
The fourth proportional to 524,136.68, 786,389.48 and 258,084.08 is: 387,216.95
Step by Step Solution
- Step 1: Write the proportion equation
524,136.68 : 786,389.48 = 258,084.08 : x - Step 2: Convert to fraction form
524,136.68/786,389.48 = 258,084.08/x - Step 3: Cross multiply
524,136.68x = 786,389.48 × 258,084.08 - Step 4: Simplify right side
524,136.68x = 202,954,605,467.48 - Step 5: Solve for x
x = 202,954,605,467.48/524,136.68 - Step 6: Final answer
x = 387,216.95
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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.