Finding the Fourth Proportional to 238,244.01, 328,774.41 and 130,813.08
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Solution
The fourth proportional to 238,244.01, 328,774.41 and 130,813.08 is: 180,520.77
Step by Step Solution
- Step 1: Write the proportion equation
238,244.01 : 328,774.41 = 130,813.08 : x - Step 2: Convert to fraction form
238,244.01/328,774.41 = 130,813.08/x - Step 3: Cross multiply
238,244.01x = 328,774.41 × 130,813.08 - Step 4: Simplify right side
238,244.01x = 43,007,993,197.28 - Step 5: Solve for x
x = 43,007,993,197.28/238,244.01 - Step 6: Final answer
x = 180,520.77
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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.