Finding the Fourth Proportional to 422,754.18, 583,368.39 and 241,441.08
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Solution
The fourth proportional to 422,754.18, 583,368.39 and 241,441.08 is: 333,170.20
Step by Step Solution
- Step 1: Write the proportion equation
422,754.18 : 583,368.39 = 241,441.08 : x - Step 2: Convert to fraction form
422,754.18/583,368.39 = 241,441.08/x - Step 3: Cross multiply
422,754.18x = 583,368.39 × 241,441.08 - Step 4: Simplify right side
422,754.18x = 140,849,094,119.46 - Step 5: Solve for x
x = 140,849,094,119.46/422,754.18 - Step 6: Final answer
x = 333,170.20
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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.