Finding the Fourth Proportional to 282,934.99, 424,430.22 and 103,069.31
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Solution
The fourth proportional to 282,934.99, 424,430.22 and 103,069.31 is: 154,614.07
Step by Step Solution
- Step 1: Write the proportion equation
282,934.99 : 424,430.22 = 103,069.31 : x - Step 2: Convert to fraction form
282,934.99/424,430.22 = 103,069.31/x - Step 3: Cross multiply
282,934.99x = 424,430.22 × 103,069.31 - Step 4: Simplify right side
282,934.99x = 43,745,729,918.55 - Step 5: Solve for x
x = 43,745,729,918.55/282,934.99 - Step 6: Final answer
x = 154,614.07
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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.