Finding the Fourth Proportional to 340,349.26, 510,527.99 and 103,693.99
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Solution
The fourth proportional to 340,349.26, 510,527.99 and 103,693.99 is: 155,542.23
Step by Step Solution
- Step 1: Write the proportion equation
340,349.26 : 510,527.99 = 103,693.99 : x - Step 2: Convert to fraction form
340,349.26/510,527.99 = 103,693.99/x - Step 3: Cross multiply
340,349.26x = 510,527.99 × 103,693.99 - Step 4: Simplify right side
340,349.26x = 52,938,684,289.78 - Step 5: Solve for x
x = 52,938,684,289.78/340,349.26 - Step 6: Final answer
x = 155,542.23
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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.