Finding the Fourth Proportional to 318,167.54, 439,059.99 and 174,926.49
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Solution
The fourth proportional to 318,167.54, 439,059.99 and 174,926.49 is: 241,392.38
Step by Step Solution
- Step 1: Write the proportion equation
318,167.54 : 439,059.99 = 174,926.49 : x - Step 2: Convert to fraction form
318,167.54/439,059.99 = 174,926.49/x - Step 3: Cross multiply
318,167.54x = 439,059.99 × 174,926.49 - Step 4: Simplify right side
318,167.54x = 76,803,221,959.63 - Step 5: Solve for x
x = 76,803,221,959.63/318,167.54 - Step 6: Final answer
x = 241,392.38
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1.5x scale
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.