Finding the Fourth Proportional to 277,873.55, 383,253.92 and 239,177.23
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Solution
The fourth proportional to 277,873.55, 383,253.92 and 239,177.23 is: 329,882.46
Step by Step Solution
- Step 1: Write the proportion equation
277,873.55 : 383,253.92 = 239,177.23 : x - Step 2: Convert to fraction form
277,873.55/383,253.92 = 239,177.23/x - Step 3: Cross multiply
277,873.55x = 383,253.92 × 239,177.23 - Step 4: Simplify right side
277,873.55x = 91,665,610,972.24 - Step 5: Solve for x
x = 91,665,610,972.24/277,873.55 - Step 6: Final answer
x = 329,882.46
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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.