Finding the Fourth Proportional to 339,281.99, 508,147.62 and 161,913.55
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Solution
The fourth proportional to 339,281.99, 508,147.62 and 161,913.55 is: 242,500.31
Step by Step Solution
- Step 1: Write the proportion equation
339,281.99 : 508,147.62 = 161,913.55 : x - Step 2: Convert to fraction form
339,281.99/508,147.62 = 161,913.55/x - Step 3: Cross multiply
339,281.99x = 508,147.62 × 161,913.55 - Step 4: Simplify right side
339,281.99x = 82,275,986,038.03 - Step 5: Solve for x
x = 82,275,986,038.03/339,281.99 - Step 6: Final answer
x = 242,500.31
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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.