Finding the Fourth Proportional to 422,955.41, 583,624.67 and 241,679.07
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Solution
The fourth proportional to 422,955.41, 583,624.67 and 241,679.07 is: 333,486.38
Step by Step Solution
- Step 1: Write the proportion equation
422,955.41 : 583,624.67 = 241,679.07 : x - Step 2: Convert to fraction form
422,955.41/583,624.67 = 241,679.07/x - Step 3: Cross multiply
422,955.41x = 583,624.67 × 241,679.07 - Step 4: Simplify right side
422,955.41x = 141,049,866,266.26 - Step 5: Solve for x
x = 141,049,866,266.26/422,955.41 - Step 6: Final answer
x = 333,486.38
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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.