Finding the Fourth Proportional to 382,024.68, 527,197.19 and 238,867.71
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Solution
The fourth proportional to 382,024.68, 527,197.19 and 238,867.71 is: 329,639.39
Step by Step Solution
- Step 1: Write the proportion equation
382,024.68 : 527,197.19 = 238,867.71 : x - Step 2: Convert to fraction form
382,024.68/527,197.19 = 238,867.71/x - Step 3: Cross multiply
382,024.68x = 527,197.19 × 238,867.71 - Step 4: Simplify right side
382,024.68x = 125,930,384,299.40 - Step 5: Solve for x
x = 125,930,384,299.40/382,024.68 - Step 6: Final answer
x = 329,639.39
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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.