Finding the Fourth Proportional to 277,889.13, 383,275.44 and 239,192.81
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Solution
The fourth proportional to 277,889.13, 383,275.44 and 239,192.81 is: 329,903.98
Step by Step Solution
- Step 1: Write the proportion equation
277,889.13 : 383,275.44 = 239,192.81 : x - Step 2: Convert to fraction form
277,889.13/383,275.44 = 239,192.81/x - Step 3: Cross multiply
277,889.13x = 383,275.44 × 239,192.81 - Step 4: Simplify right side
277,889.13x = 91,676,730,455.78 - Step 5: Solve for x
x = 91,676,730,455.78/277,889.13 - Step 6: Final answer
x = 329,903.98
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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.